Automatica, Vol. 29, No. 6, pp. 1625-1632, 1993 Pergamon Press Ltd. Printed in Great Britain. International Federation of Automatic Control

Biographical Notes on Contributors to this Issue

Hyun-Sik Ahn was born in Seoui, A. Maylar Bakso was born in Andher Nagri, India. He Korea, in 1959. He received his received his Ph.D. in Electrical Engineering from the Ghorar M.S. and the Ph.D. degrees in Deem University under the supervision of Professor Takai 1984 and 1992, respectively, both Hijbijbij. In 1982, he was awarded the Murkhadhiraj award in control and instrumentation by the Indian Society of Kablakantos. He currently edits the engineering, from Seoul National Bengali engineering journal, Abol Tabol Hajobarolo, which University, Seoul. He was a published his seminal paper, 'Kager bashay bauker deem'. researcher at the Korea Institute Dr Baksho has held visiting appointments in a number of of Science and Technology, prominent Universities, but finds it difficult to hold a steady Korea, from 1985 to 1992. He is job. Even though he has contributed breakthrough ideas to a currently an Assistant Professor number of areas such as fuzzy sets, intelligent control, at the Department of Electronic artificial intelligence and fault tolerant computing, he Engineering at Kookmin University, Seoul, Korea. His publishes only on the convergence of signed algorithms. research interests include various aspects of learning control systems, direct drive robot control and applications of advanced control theory to industrial processes. Prof. Ahn was presented the KIEE Paper Award in 1990 from the Korean Institute of Electrical Engineers. Madani Benahc~ne was born in Bordj Bou-Arreridj, Algeria, in 1958. He received a degree in automatic control Engineering from the Ecole Nationale d'Ing6nieurs et de Techniciens Amit Ailon was born in Israel, d'Aig6rie, Algeria, in 1982. He is 1942. He received his B.Sc. in preparing his Ph.D. in Linear Aeronautical Engineering from Multivariable Control Theory at the Technion (Israel Institute of the Institut National Polytech- Technology) in 1970. From 1971 nique de Grenoble, France. to 1977 he worked as an Aero- His research interests are in nautical Engineer and Pilot in structured systems and application of graph theory to control 'Chim Avir' Flight Corporation. problems. He received his Ph.D. in 1982 from the Tel Aviv University. During 1982-1984 he worked at Renselaer Polytechnic Institute, Department of Biomedical Engineering, as a Visiting Benoit Bergeon was born in Assistant Professor. In 1984 he joined the Department of Macau, France, in 1950. He Electrical and Computer Engineering of the Ben-Gurion received the degree of Docteur University of the Negev in Israel. He has been a Fellow of from the Universit6 Bordeaux I in the French Minist~re de la Recherche et de la Technologie at 1986. Since 1987 he has been the Universit6 de Technologie de Compi6gne from Maitre de Conf6rences at the September 1992 to February 1993. His research interests are Universit6 Bordeaux I, and a in modern control theory, singular systems, and control of robot manipulators. researcher at the Laboratoire d'Automatique et de Productique. His main research interests are in robust control and artificial intelligence for automatic control. Both topics converge in the project of real time artificial Hiiseyin Akcay was born in intelligence for supervision of robust control. Antalya, Turkey, in 1958. He received his Engineer degree from the Istanbul Technical Uni- versity (ITU) in 1981; his M.S. degree from Massachusetts Instit- Richard D. Braatz received the ute of Technology (MIT) in 1988; B.S. degree in Chemical Engi- Ph.D. from the University of neering from Oregon State Uni- Michigan in 1992, all in Mechani- versity in 1988, and the M.S. and cal Engineering; and M.A. in Ph.D. degrees in 1991 and 1993 Mathematics from the University from the California Institute of of Michigan in 1991. Technology. He worked at Chev- From 1982 to 1983, he worked in the State Hydraulic ron Research Company on sepa- Works, Ankara, Turkey. He is currently a postdoctoral rating azeotropic mixtures, and researcher in the Department of Electrical Engineering, has worked with researchers at Link6ping University, Sweden. His research interests are in Avery/Dennison Research Cen- control-oriented system identification and signal processing. ter on the modeling, identification

1625 1626 Biographical Notes and control of liquid coating processes. Research interests Oscar D. CrisaHe received his include choosing actuators and sensors to use for control B.S. degree in Chemical Engi- purposes, modeling and identification of uncertain systems, neering from the University of control of systems subject to constraints, pairing and design California, Berkeley (1982), his for decentralized controllers, fault/failure tolerant control, M.S. degree from Northwestern and control of coating and paper manufacturing processes. University (1985), and his Ph.D. Dr Braatz is currently working in the Advanced Process from the University of California, Control Group at DuPont. In August 1994 he will be an Santa Barbara (1990). He is assistant professor for Chemical Engineering at the currently Assistant Professor of University of Illinois at Urbana-Champaign. Dr Braatz is a Chemical Engineering at the Hertz Fellow. University of Florida, Gaines- ville. In 1982 Dr Crisallc joined the Technology Development Group of the Intel Corpora- tion in Santa Clara, CA, where he was involved in the development of high-resolution multilayer resist systems and Vito Cerone received the Laurea low-temperature passivating films. Before joining the degree in Electronic Engineering University of Florida in 1991 he was a post-doctoral fellow at from the Politecnico di Torino, the Institut d'Automatique of the Ecole Polytechnique Italy, in 1984 and his Ph.D. in FEd6rale de Lausanne, Switzerland, where he conducted System Engineering from the research in control theory. Politecnico di Torino in 1989. In 1989 he spent seven months at the University of Birmingham (U.K.), School of Electronic and Electri- cal Engineering, as honorary research fellow. His main re- search interests arc in system identification, parameter estimation, optimization and Soura Dasgupta was born in control. At present, Dr Cerone is a permanent research Calcutta, India, in April 1959. He fellow at the Dipartimento di Automatica e Informatica, received the B.E. degree in Politecnico di Torino. Electrical Engineering from the University of Queensland, Australia in 1980. From 1982 to 1985 he was with the Australian National University where he Chong-Ho Choi received his B.S. obtained his Ph.D. in Systems degree from Seoul National Uni- Engineering. He is currently an versity, Seoul, Korea, in 1970, Associate Professor in the and his M.S. and Ph.D. from the Department of Electrical and University of Florida, Gainnes- Computer Engineering, at the University of Iowa. He was a ville, FL, in 1975 and 1978, Junior Research Fellow at the Indian Statistical Institute, respectively. He was a senior Calcutta (1981), and has held visiting appointments at the researcher at the Korea Institute University of Notre Dame, the University of Iowa; of Science and Technology, Universit6 Catholique de Louvain-La-Neuve, Belgium and Korea, from 1978 to 1980. He is the Australian National University. currently a Professor of Control He is a member of the IEEE and Eta Kappa Nu. Between and Instrumentation Engineering 1988 and 1991, he served as an Associate Editor of the IEEE at Seoul National University, Seoul, Korea. He is also Transactions on Automatic Control. He is a corecipient of the affiliated with the Automatic Systems Research Institute 1992 Gullemin Cauer Award for the best paper published in (ASRI) and the Engineering Research Center for Advanced the IEEE Transactions on Circuits and Systems during the Control and Instrumentation, Seoul National University. His calendar years of 1990 and 1991 and is a Presidential Faculty research interests include system identification, adaptive Fellow. His research interests are in adaptive signal control, learning control and neural networks. processing and control, robust stability theory and neural networks.

Christian Commault received a degree in Electrical Engineering, the Docteur-lng6nieur degree and the Docteur d'Etat degree from Jean-Michel Dion was born in La the Institut National Polytech- Tronche, France, in 1950. He nique de Grenoble in 1973. 1978 graduated in Mathematics in and 1983, respectively. From 1974 1972. He received the "Th~se de to 1976 he taught in the Dakar 3¢3me cycle" and "Th~se d'Etat" Institute of Technology (S6n6gal). degrees both from the lnstitut Since 1979 he has taught auto- National Polytechnique de Gren- matic control and manufacturing oble in 1977 and 1983, respec- systems in the Ecole Nationale tively. Since 1979, he has been a Sup6rieure d'IngEnieurs Electriciens de Grenoble. researcher at the Centre National In 1978, he spent one year as a visiting researcher in the de la Recherche Scientifique Mathematics Institute of Groningen (The Netherlands). where he is presently Directeur From 1986 to 1988, he worked in the Renault research center de Recherche and Head of the Laboratoire d'Automatique on design methods for manufacturing systems. de Grenoble. His research interests are in linear multivariable control His current research interests are in linear systems and and performance evaluation of production systems. adaptive control. Biographical Notes 1627

Mario EI-Khonry was born in Peter W. Gibbens was born in Magdoucheh, Lebanon, in 1963. June 1961 in Abingdon, England. He received his Diploma in After relocating to Australia in Electrical Engineering from the 1969, he received his Bachelor's Ecole Polytechnique FEd6rale de degree in Aeronautical Engineer- Lausanne (EPFL) in 1987, and ing from the University of Sydney his Ph.D. degree in Control in 1983. From 1984 to 1987 he Systems from the EPFL in Dec- was employed as a Professional ember 1991. He was chosen to Oliicer in the Aircraft Flight - -- participate to the exchange pro- Dynamics group of the Aero- gram with Carnegie-Mellon Uni- nautical Research Laboratories of versity, Pittsburgh, PA where he the Defence Science and Techn- spent his third year of engineering. The research he ology Organisation of Australia. In 1993 he obtained his conducted during his stay at the lnstitut d'Automatique of Ph.D. in Electrical Engineering from the University of the EPFL involved adaptive systems and linear control Newcastle, Australia. Since then he has been employed as a theory. In 1992 Dr EI-Khoury joined the Research and Research Scientist in the Flight Dynamics Group at ARL. Development group of Porstescap in Switzerland, where he His current research interests include issues relating to the is currently involved in the development of motion systems. dynamics of flight vehicles, nonlinear control, particularly as applied to aircraft, and identification of aircraft aerodynam- ics and performance parameters.

Randy A. Freeman received a B.S. in Electrical Engineering from Cornell University, Ithaca, Andrew A. Goldenberg was born NY, in 1990 and a M.S. in in Bucharest, Romania. He re- Electrical Engineering from the ceived the B.Sc. and M.Sc. University of Illinois at Urbana- degrees from the Technion-lsrael Champaign in 1992. He is cur- Institute of Technology, Haifa, rently working on a Ph.D. at the Israel, in 1969 and 1972, respec- University of California, Santa tively, and the Ph.D. degree from Barbara in the area of robust the University of Toronto, Tor- control of nonlinear systems. onto, Ontario, in 1976, all in Electrical Engineering. From 1975 to 1981 he was Minyue Fu was born in Zhejiang, employed by Spar Aerospace China, in 1958. He received his Ltd., Toronto, where he worked mainly on control, analysis Bachelor's degree in Electrical and design of a space shuttle remote manipulator system. Engineering from the China Uni- During 1981-t982 be was an Assistant Professor of Electrical versity of Science and Technol- Engineering and from 1982 to 1987 an Associate Professor of ogy, Hefei, China, in 1982, and Mechanical Engineering at the University of Toronot, where his M.S. and Ph.D. in Electrical he is also the Director of the Robotics and Automation I~ J Engineering from the University Laboratory. Since 1987 he has been a Professor of of Wisconsin-Madison in 1983 Mechanical Engineering at the University of Toronto. He and 1987, respectively. He was holds cross appointments in the Department of Electrical also awarded the Maro Gun Engineering and the Institute of Biomedical Engineering. Scholarship for his undergraduate His current research interests are in the the field of robotics study in China in 1981. From 1983 to 1987, he held a and automation in manufacturing, kinematics, control and teaching assistantship and a research assistantship at the dynamics of robots, and dexterous hands. He is a consultant University of Wisconsin-Madison. He worked as a to IBM of Canada Ltd, Northern Telecom Ltd, Ontario Computer Engineering Consultant at Nicolet Instruments, Hydro, the Ministry of Transportation and Communication WI, during 1987. From 1987 to 1989, he served as an of Ontario, the National Research Council, Babcock and Assistant Professor in the Department of Electrical and Wilcox of Canada Ltd, and the Department of National Computer Engineering, Wayne State University, Detroit, Defence. He is a former Technical Editor of IEEE MI, where he received an Outstanding Teaching Award. For Transaction on Robotics and Automation and is currently an the summer of 1989, he was employed by the Universit6 Associate Editor. Catholique de Louvain, Belgium, as a Maitre de Conferences Dr Goldenberg is a member of the ASME, IEEE, the Invited. He joined the Department of Electrical and Society of Manufacturing Engineer and the Association of Computer Engineering, the University of Newcastle, Professional Engineers of Ontario. N.S.W., Australia, in 1989 where he now holds a Senior Lectureship. His main research interests include robust control, dynamical systems, stability, signal processing, and computer engineering. Ywh-Pyng Ham received B.S. and M.S. in EE from National Taiwan University in 1979 and B, P, Furey was born 10 May 1981, respectively, and Ph.D. 1962. He took a B.A. degree in degree in EECS from the Univer- Mathematics at Cambridge Uni- sity of California, Berkeley, in versity, U.K., in 1984, after 1989. which he worked for British Gas Since 1990, he has been a in its Research and Development member of the Basic Research Division until 1992. From 1992 on Group at Integrated Systems, he has been working as a Inc., Santa Clara, California. His database consultant. In his spare research interests include time, he likes sports including optimization-based computer-aided design, control system swimming and squash, and is design, signal processing and computer communication currently learning French. network. 1628 Biographical Notes

Inn A. Henderson was born in Pramod P. Khargonelmr was Muirhead in 1937. He received born at lndore, India in 1956. He his B.Sc. and Ph.d. from the received the B.Tech. degree in University of Strathclyde, Glas- Electrical Engineering from the gow in 1959 and 1982, respec- Indian Institute of Technology, tively. Dr Henderson is a Char- Bombay in 1977, and the M.S. tered Engineer and a member of degree in Mathematics and the the Institution of Electrical Engi- Ph.D. degree in Electrical Engi- neers (U.K.). neering from the University of Since 1967, he has been a Florida in 1980 and 1981, respec- lecturer in the Department of tively. From 1981 to 1984, Dr Electronic and Electrical Engi- Khargonekar was with the neering at the University of Strathclyde where he has been Department of Electrical Engineering, University of Florida, responsible for teaching control, microprocessors in en- and 1984 to 1989 he was with the Department of Electrical gineering systems, and measurement. As a member of the Engineering, University of Minnesota. In September 1989, Industrial Control Centre, he has published over 60 papers. he joined The University of Michigan where he is a Professor His research interests cover multifrequency binary testing, of Electrical Engineering and Computer Science. His current system identification, sensor classification, backscatter research interests include robust control, /-/2, H~, and H2/H~ instrumentation, high reliability in microprocessor based optimal control, sampled-data systems, robust and H~ instrumentation and semiconductor modelling. identification, robust adaptive control, time-varying systems, and industrial applications of control theory. Dr Khargonekar is a recipient of the American Automatic Angel Nahtim Hen'era Hernan- Control Council's Donald Eckman award, the NSF dez was born in Patria Nueva, Presidential Young Investigator award, the George Taylor Hidalgo, Mexico, in 1956. He award from the University of Minnesota, and the Sigma Xi received his B.Sc. from the (University of Florida Chapter) Outstanding Research Technologic Institut of Pachuca, Award. He is a co-recipient (with Professors J. C. Doyle, B. M6xico, and M.Sc. from Techn- A. Francis and K. Glover) of the 1991 IEEE W. R. G. ologic Institut of La Laguna, Baker Prize Award and the 1990 George Axelby Best Paper M6xico, both in Electrical Engi- (in the IEEE Transactions on Automatic Control) award. He neering; and the Docteur from is also a co-recipient with Drs .I. Krause, K. Nagpal, R. I'Universit6 et I'Ecole Centrale de Poolla and A. Tikku of the 1993 American Control Nantes, France, in 1982, 1983 and Conference O. Hugo Schuck best paper award. He is a 1991, respectively. He joined the Fellow of IEEE. He was an associate editor of the IEEE Center of Advanced Studies and Research of the National Transactions on Automatic Control during 1987-1989. He Polythecnic Institut (CINVESTAV-IPN), M6xico, in 1981 served as the Vice Chair for Invited Sessions for the 1992 where he is currently a Professor. His research interests American Automatic Control Conference. He is currently an include non-interacting control and linear systems stucture. associate editor of the following journals: Mathematics of Control, Signals, and Systems; SlAM Journal on Control and Optimization ; Systems and Control Letters; and the International Journal of Robtt~t and Nonlinear Control. Yan-Rn Hn received his B.S. and M.S. degrees in Instrumentation Engineering and Electrical Engi- neering from Shanghai Jiao Tong Kwang-Bae Kim was born in University, China, in 1982 and Seoul, Korea, in 1941. He re- 1985, respectively. He was a ceived his B.S. degree in Electri- research engineer in the Robotics cal Engineering in 1967 and M.S. and Automation Laboratory, and Ph.D. in control and Instru- University of Toronto, from 1988 mentation Engineering in 1985 to 1990. Currently he is a Ph.D. and 1990, respectively, all from candidate in Mechanical Engi- Seoul National University. Since neering, University of Toronto. 1971 he has been with the Korea His research interests include control of coordinated robots, Institute of Science and Technol- control of tele-robots, nonlinear system, adaptive and ogy (KIST) and now holds the optimal control. position of Head of the Control Systems Laboratory, KIST. His current research interests include learning control, real-time control systems, motor C. Richard Johnson, Jr was born control and robotics and automation. Dr Kim was given the in Macon, GA in 1950. He KIEE Paper Award in 1990 from the Korean Institute of received his Ph.D. in Electrical Electrical Engineers. Engineering with minors in Engineering-Economic Systems and Art History from Stanford University in 1977. He is cur- Petar V. Kokotovie received his rently a Professor of Electrical graduate degrees from the Uni- Engineering at Cornell Univers- versity of Belgrade, Yugoslavia, ity, Ithaca, NY. His research in 1962, and from the Institute interests are in adaptive para- of Automation and Remote meter estimation theory useful in Control, USSR Academy of Sci- applications of adaptive filtering in communication systems ences, Moscow, in 1965. From and in applications of adaptive identification and control to 1966 until March 1991, he was manufacturing processes. Dr Johnson was elected a fellow of with the Department of Electrical the IEEE in 1989 for contributions to adaptive parameter and Computer Engineering and estimation theory with applications in digital control and the Coordinated Science Labora- signal processing. tory at the University of Illinois, Biographical Notes 1629

Urbana, where he held the endowed Grainger Chair. In Centro de Investigacion y de Estudios Avanzados del IPN, April 1991 he joined the Electrical and Computer Mexico City in 1991; at ETH Ziirich in 1992; at the Engineering Department of the University of California at University of Newcastle, Australia in 1993 and a number of Santa Barbara, as Co-director of the newly formed short visiting appointments. multidisciplinary Center for Control Engineering and The research interests of Dr Ku~era include linear system Computation. theory, computer controlled systems and process control. He Professor Kokotovic has supervised over 30 doctoral contributed to the theory of Riccati equation, to the design students, and with them co-authored several books and of deadbeat controllers, and he pioneered the use of numerous papers on sensitivity analysis, singular perturba- diophantine equations in the synthesis of linear control tions, large-scale systems, and adaptive control. He has held systems. visiting appointments with research institutions in the United Dr Ku~era is the author of three books including Discrete States, France, Italy, Switzerland, and Australia. His Linear Control: The Polynomial Equation Approach (Wiley, industrial consulting activities include Ford Motor Company Chichester, 1979) and Analysis and Design of Discrete Linear and General Electric. He also served on the Board of Control Systems (Prentice-Hall, London, 1991). He pub- Governors of the IEEE Control Systems Society, and as an lished 175 papers and regularly presents results at scientific Associate Editor of several technical journals. In 1990 he events. He teaches postgraduate courses on linear systems received the IFAC's Quazza Medal--the federation's highest and control theory at the Faculty of Electrical Engineering, award, given triennially since 1981. At the 1991 IEEE Czech Technical University in Prague. Conference on Decision and Control, Professor Kokotovic Dr Ku~era is the Editor-in-Chief of Kybernetika, an delivered the Bode Prize Lecture. Associate Editor of Automatica and J. Math. Systems, Estimation, and Control and serves on the Editorial Boards of Int. J. Control, Int. J. Robust and Nonlinear Control, Int. J. Systems Science, and Systems and Control Letters. He is a Vice-President of IFAC and Chairman of its Technical Robert L. Kosut was born in the Board, a Senior Member of the IEEE and a member of Bronx, New York City, on May several scientific and professional societies. 28 1942. He received the B.S. Dr Ku~,era received the Prize of the Czechoslovak degree in electrical engineering Academy of Sciences in 1973, Kybernetika Best Paper Award from the City College of New in 1976, National Prize of the Czech Republic in 1989, York in 1965, and the M.S. and Automatica,Prize Paper Award in 1990 and the Prize of Josef Ph.D. degrees in electrical en- Hl~ivka in 1992. gineering from the University of Pennsylvania, in 1967 and 1969, respectively. He is currently Manager of the Research Group at Integrated J. F. Lafay was born in La Systems, Inc., in Santa Clara, California, and is also a Clayette, France, in 1949. In Consulting Professor in the Department of Electrical 1973, he graduated from Ecole Engineering at Stanford University. He has held appoint- Nationale de M6canique de ments as a Visiting Fellow in the Department of Systems Nantes, France. He received the Engineering at the Australian National University, Cam- degrees of Docteur-ing6nieur and berra, Australia, and in the Department of Automatic Docteur ~s Sciences, both from Control at Lund Institute of Technology, Lund, Sweden. He the University of Nantes, in 1978 is a co-author of the book, Stability of Adaptive Systems: and 1986, respectively. Currently P~sivity and Averaging Analysis (M.I.T. Press, Cambridge, he is a professor of automatic MA, 1986). control at E.C.N. (Ecole Centrale Dr Kosut is a Fellow of the IEEE. He was an Associate de Nantes), and he has been Editor of the IEEE Transactions on Automatic Control, and working at the Laboratoire d'automatique de Nantes a Guest Editor for a Special Issue on Identification for (U.R.A.C.N.R.S. 823) since 1973. Robust Control Design. He is currently on the Editorial His research interests mainly concern the structure of Board of the International Journal of Adaptive Control and linear systems and systems with delays, especially with Signal Processing. respect to the problem of decoupling.

Vladimir Ku~era was born in Daniel L. Laughlin is manager of Prague, Czechoslovakia in 1943. the Sensor and Control Technol- He studied at the Czech Techni- ogy Development Group at cal University, Prague, where he General Mills, Inc., in Min- obtained the Ing. degree (Electri- neapolis, Minnesota. He received cal Engineering) with distinction his B.S. degree in Chemical in 1966. He received the CSc. and Engineering from the University DrSc. degrees (Automatic of Minnesota in 1983, and the Control) from the Czechoslovak M.S. and Ph.D. degrees in 1985 Academy of Sciences, Prague in and 1988 from the California 1970 and 1979, respectively. Institue of Technology. Prior to Since 1967, Dr Kueera has 1985, he worked part-time for the been with the Institute of Information Theory and Henkel Chemical Corporation while attending college. Dr Automation, one of the research institutes of the Academy Laughlin has received industrial honors from General Mills of Sciences in Prague. He has held various research positions for outstanding technical contributions and engineering and he is currently Director of the Institute. improvements to a manufacturing plant. He has instructed Dr Ku~,era held visiting positions at the National Research courses in process control within General Mills and at the Council, Ottawa in 1970/71; at the University of Florida, University of Minnesota. He is a member of the AIChE and Gainesville in 1977; at the Ecole Centrale de Nantes, France the ISA. Dr Laughlin's current research interest is the in 1981/82; at the Australian National University, Canberra application of robust control to food manufacturing in 1984; at Uppsala University, Sweden in 1989; at the operations. 1630 Biographical Notes

Dun Li was born in Shanghai, Joseph McGhee was born in China. He graduated from Fudan Lanarkshire, Scotland, in 1940. University, Shanghai, China, in He entered the University of 1977 and received his M.E. in Strathclyde as a mature student automatic control from Shanghai where he graduated B.Sc. with Jiaotong University, Shanghai, first class honours in 1966. Mr China, in 1982, and his Ph.D. in McGhee is a Chartered Engineer, systems engineering from Case a member of the Institution of al~ Western Reserve University, Electrical Engineers and a Cleveland, Ohio, U.S.A., in member of the Institute of Me- 1987. asurement and Control. From 1977 to 1979 he was an Since 1968 he has been at the Assistant Engineer in the Shanghai Institute of Instruments University of Strathclyde, where he is a Senior Lecturer in for Industrial Automation. From 1982 to 1983 he was on the The Industrial Control Centre, Department of Electronic faculty of Shanghai Jiaotong University. He has been a and Electrical Engineering. His research interests embrace faculty member at the Department of Systems Engineering, measurement and control, measurement education, biomedi- University of Virginia, Charlottesville, Virginia, U.S.A., cal instrumentation, petrochemical instrumentation, linear since 1987. He is currently an Associate Professor. He is also time-varying systems, systems identification, semiconductor Associate Director of the Center for Risk Management of devices and temperature measurement. As well as having Engineering Systems at University of Virginia. His research authored numerous technical papers he has written one book interests include multiobjective control, optimization of and edited three others. nonseparable problems, dynamic programming, and large- As an industrial consultant, he has assisted companies scale systems. He is a Senior Member of IEEE and an manufacturing electrical drive controls, biochemical screen- Associate Editor of Control-Theory and Advanced Technol- ing instrumentation and power semiconductor devices. ogy and Information and DecL~ion Technologies.

Rub6n G. Moctezuma was born Roland Longchamp is Professor in Necaxa, M6xico on April 21, of Automatic Control and Direc- 1960. He received the B.S. tor of the Control Laboratory at degree in Electronic Engineering the Ecole Polytechnique F6d6rale from the National Polytechnic de Lausanne (EPFL). He was Institute of M6xico in 1983 and born in Yverdon, Switzerland, in the M.S. degree in Electrical 1949. He received his Diploma in Engineering from CINVESTAV Electrical Engineering and his of M6xico in 1987. Currently he is Ph.D. in Control Systems from working towards the Ph.D. de- the EPFL. He was a post-doctoral gree in Control Systems at the fellow at the Information Systems Universit6 de Technologie de Laboratory, Stanford University, Compi~gne, France. His research interests are in adaptive CA and also at the Coordinated Science Laboratory, control and robotic systems. University of Illinois at Urbana-Champaign. From 1981 to 1983 he worked with Asea Brown Bovery in Turgi, Switzerland, in the field of on-line control of large power systems. Professor Longchamp joined the EPFL in 1983 and Michel Monsion received the has been director of the Control Laboratory since 1986. His Docteur ~s-Sciences diploma current research interests include adaptive control, with from Bordeaux I University in applications to robotics, machine tools and industrial 1976 for research in non-linear processing. system identification. He is currently professor of Control Engineering at the department of Rogelio Lozano was born in Electronique, Electrotechnique et Monterrey, M6xico, on 12 July Automatique of Bordeaux I University. 1954. He received the B.S. His research interests include degree in Electronic Engineering from the National Polytechnic knowledge-based systems for id- Institute of M6xico in 1975, the entification and control design, intelligent control, super- M.S. degree in Electrical Engi- visory control and monitoring and application of advanced control system design to real engineering systems. neering from CINVESTAV of M6xico in 1977, and the Ph.D. Degree in Automatic Control from the National Polytechnic Institute of Grenoble, France, in Manfred Morari is the McCollum- 1981. He joined the CIEA, M6xico, in 1981 and was head of Corcoran Professor and Execu- the Section of Automatic Control from 1985 to 1987. He tive Officer for Chemical Engi- spent a one-year study leave at the University of Newcastle, neering at the California Institute New South Wales, Australia, from 1983 to 1984 and was a of Technology. He received his Senior Research Associate at NASA Langley Research diploma in Chemical Engineering Center, Hampton, VA, U.S.A. from 1987 to 1988. He also from the Swiss Federal Institute held a visiting Professor position at the Laboratoire of Technology in 1974 and the d'Automatique de Grenoble. He currently holds a Senior Ph.D. degree from the University Research position at the Centre National de la Recherche of Minnesota in 1977. He was on Scientifique CNRS and is a Professor at the Universit6 de the faculty of the University of Technologie de Compi~gne. His research interests are in Wisconsin from 1977 to 1983, and adaptive control and robotic systems. Dr Lozano is presently has held short-term positions with Exxon Research & an Associate Editor of Automatica. Engineering, and ICI. His interests are in the area of process Biographical Notes 1631 control and design, in particular robust and model predictive Carla A. Schwartz was born in control and the effect of design on operability. He is the New York City. She received the principal author of the book Robt~t Process Control BSEE degree from Tufts Univer- published by Prentice-Hall (1989). Professor Morari has sity in 1980, and the M.S.E. and received several academic honors including the Donald P. Ph.D. in Electrical Engineering Eckman Award of the American Automatic Control Council from the Information Sciences in 1980; the Allan P. Colburn Award of the AIChE in 1984; and Systems group at Princeton and an NSF Presidential Young Investigator Award also in University, in 1981, and 1984, 1984. respectively. From August, 1984, to July, 1987~ she was a Visiting Assistant Professor at McGill University, Montreal, Canada. Since 1987, she has been an Assistant Professor of Electrical Romeo Ortega was born in Engineering at the University of Vermont. From September Mexico. He obtained his B.Sc. in 1989 to August 1990, she was on leave, spending Mechanical and Electrical Engi- approximately six months each, successively, at Laboratoire neering from the National Uni- D'Automatique, Universit6 Catholique de Louvain, versity of Mexico, Master of Louvain-la-Neuve, Belgium, and at CICS, University of Engineering from the Polytechni- Newcastle, N.S.W., Australia. She is a member of IEEE, cal Institute of Leningrad, Russia, SIAM and the Association for Women in Science. Her and the Docteur d'Etat from the current research interests include nonlinear and adaptive Polytechnical Institute of Gren- control. oble, France in 1974, 1978 and 1984, respectively. After graduat- ing from France, he joined the National University of Mexico where he worked until 1989. He has held visiting positions at the University of Illinois in 1987-1988, and McGill University in 1990-1991. He was a Fellow of the Japan Society for Promotion of Science in 1989-1990. Currently he is a researcher at the French Research Council (CNRS) in the University of Compiegne, France. His research interests are in the fields of nonlinear and adaptive control. He has published more than 100 Yu Tang was born in Beijing, research papers in these fields and is the co-author with K. China, in 1960. He received his Narendra and P. Dorato of the IEEE Press book Recent B.Eng. in Computer Engineering, Advances in Adaptive Control. Dr Ortega was the Chairman and M.Eng. and Ph.D., both in of the IEEE Working Group on Adaptive Control and Electrical Engineering, in 1984, Systems Identification and is an Associate Editor of the 1985 and 1988, respectively, all International Journal of Adaptive Control and Signal from the National University of Processing. Mexico. In 1989, he joined the Division de Estudios de Pos- grado, Facultad de lngenieria at the National University of Mex- ico, where he is now a Professor. Dr Tang has also been a part-time professor at the Centro de Walter Schaufelberger is Profes- Investigaciones y Estudios Avanzados, Mexico, since 1990. sor of Control Engineering at the His current research interests include adaptive control, Swiss Federal Institute of Techn- robust control, system identification, signal processing and ology (ETH), with special interest robotics. in nonlinear control and computer-aided control system design. He has been responsible for a major ETH project for the integration of computers into the teaching process in all depart- ments from 1986 to 1991 and is currently Vice-Rector for under- graduate affairs at ETH Ziirich. Since 1987 he has been chairman of the IFAC working Paul M. J. Van den Hof was born group on 'Teachware for Control'. in Maastricht, The Netherlands, in 1957. He obtained the M.Sc. and Ph.D. degrees both from the Department of Electrical Engi- neering, Eindhoven University of Technology, The Netherlands, in Ruud J. P. Schrama was born in 1982 and 1989, respectively. For Haarlem, The Netherlands, in his M.Sc. thesis he received the 1964. He obtained the M.Sc. 1983 Control Systems Award degree from the Department of (Regeltechniekprijs) of the Royal Mechanical Engineering and Dutch Institute of Engineers Marine Technology of Delft Uni- (Klol). From 1986 to 1990 he was an Assistant Professor in versity of Technology in 1987, the Mechanical Engineering Systems and Control Group at and the Ph.D. degree from the Delft University of Technology, The Netherlands. Since 1991 same Department in 1992, for a he has been working in this same group as an Associate thesis on approximate identifica- Professor. His research interests are in system identification tion and control design. He and parametrization, and the interplay between identification currently holds a position with and control design. Dr Van den Hof is an Associate Editor Royal Dutch/Shell Company. of Automatica. 1632 Biographical Notes

Hao Ying received B.S. and M.S. received his C.S.c degree from the Academy. Since that year degrees in Electrical Engineering he has been a member of research staff of the Institute. He in 1982 and 1984, respectively, received the Automatica Paper Prize in 1990. from the China Textile Univers- His current research interests include algebraic methods of ity, Shanghai, China. Between control theory, structure of linear systems, and numerical August 1984 and January 1986, aspects of polynomial calculus. he worked as an Instructor in the ~ ~"ql Department of Electrical Engi- neering and Computer Sciences at the China Textile University. He All Zolghadri was born on 16 received his Ph.D. in Biomedical December 1962 in Shiraz, Iran. Engineering in 1990 from the He received the Ph.D. degree in University of Alabama at Birmingham, U.S.A. While Automatic Control from Univer- studying for his Ph.D. he worked as a Research Fellow in the sit6 Bordeaux I in 1992. He Kemp-Carraway Heart Institute at Birmingham and as an currently holds a research and Instructor in the Department of Mathematics at UAB. teaching assistantship position at He is presently an Assistant Professor in the Department the department of Electronique, of Physiology and Biophysics, University of Texas Medical Electrotechnique et Automatique Branch. His research interests include theory and application of Universit6 Bordeaux I. His of fuzzy control, and application of expert systems and research interests concern neural networks. The focus of his current research is on the knowledge-based fault diagnosis analytical structure of fuzzy controllers in relation to and supervision with emphasis on robotic processes. nonfuzzy control theory.

Petr Zagalak was born in Czech- oslovakia in 1948. He received his Ing. degree from the Faculty of Nuclear and Physical Engineering of the Czech Technical University in 1972. Since 1972 he has been with the Institute of Information Theory and Automation of the Czechoslovak Academy of Sci- ences. During 1972-1981 he worked at the Computer Center of the Institute. In 1982 he

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