Roger Dean (piano, bass, computers, conductor): A Partial List of improvisers with whom I have performed, and the context(s). Musician/Instrument Country of Origin R indicates those Context of with whom I have collaboration: made commercial C= Graham recordings Collier Music, UK and internationally; aL=LYSIS or austraLYSIS, UK, Australia, International; D=Duo; O=other Juhani Aaltonen/ Finland R C saxophone Brian Abrams /drums UK/South Africa O Chris Abrahams /piano Australia D, O James Allsop UK C /saxophone/bcl Oren Ambarchi/guitar Australia O Arild Andersen /bass Norway aL Robbie Avenaim/ drums, Australia aL; O electronics Roy Babbington /bass UK C Iain Ballamy UK C /saxophones Derek Bailey /guitar UK aL, O Simon Barker /drums Australia aL, 0 Connie Bauer /trombone Former C, D DDR/FRG Harry Beckett* /trumpet UK R aL, C,O Chris Biscoe UK R C /saxophones Graeme Blevins Australia/UK R C /saxophones Alex Bonney /trumpet UK R C Paul Bridge /bass UK R aL, C Phil Broadhurst /piano New Zealand D Eddie Bronson Australia O /saxopones Ashley Brown / drums UK R aL, C, O Tore Brunstad Norway aL /saxophone Tony Buck Australia R aL, O drums/electronics Anthony Burr /bass Australia/US O clarinet Gordon Campbell UK R C /trumpet Stewart Campbell /piano Australia aL, D Mark Charig /trumpet UK O Andy Cleyndert /bass UK R C Graham Collier* /bass, UK R C composer-leader Ted Curson* /trumpet USA R C, O Elliott Dalgleish Australia aL, O /saxophones Robert Davidson /bass Australia O Alan Davie /cello UK R aL Jim Denley/saxes, flute Australia O Jon Dimond /bass guitar Australia O Pete Duncan /tpt, flg UK R C,aL Paul Dyne /bass New Zealand aL Ken Edie /drums Australia aL Serge Ermoll /piano Australia D Nick Evans /trombone UK C Sandy Evans /saxophone Australia R aL,O Roger Frampton /piano Australia D Hugh Fraser /trombone Canada R C Jim Fulkerson /trombone USA/UK aL Andy Grappy /tuba UK C Malcolm Griffiths UK R C /trombone Barry Guy /bass UK O Colin Hemmingsen New Zealand aL /Saxophone Mick Hutton /bass UK R aL, C Stu Hunter /keyboards Australia O Alan Jackson /drums UK R C Leafcutter John UK O /computers, interfaces Geoff Klyne* /bass UK R aL, C Chris Laurence /bass UK R aL Mark Lockheart UK R aL, /saxophone Henry Lowther /trumpet UK R C Steve Main /saxophones UK R C Max Lyandvert / piano, Australia R O composer, sound design, theatre director Oren Marshall /tuba UK R C John Marshall /drums UK R C Alex McLean UK O /computers Matt McMahon /piano Australia D, O Palle Mikkelborg Denmark C /trumpet Karlheinz Miklin Austria R C /saxophone Harry Miller /bass UK aL Marian Montgomery UK O /voice Martin Ng /electronics, Australia R O turntables Maggie Nichols /voice UK O Mike Nock /piano New Zealand D Colin Offord Australia D (constructed instruments) Jackie Orszaczski* /bass Australia/Hungary O guitar, composer Tony Oxley /drums UK O Andy Panayi UK R C /saxophones Evan Parker /saxophone UK aL, D, O Eddie Prevost /drums UK O Chris Pyne /trombone UK aL Howard Riley /piano UK O Tony Roberts UK C /saxophone John Rogers /violin Australia O Jon Rose /violin UK/Australia O Paul Rutherford* UK aL, O /trombone Terje Rypdal /guitar Norway C Ed Sarath /trumpet USA R C Manfred Schoof /trumpet FRG R C John Schroder /guitar FRG R C Mathias Schubert FRG R C /saxophone Roger Sellers /drums New Zealand aL Martin Shaw / trumpet UK R C Julian Siegel / UK C saxphones. Bass clarinet Phil Slater / drums, Australia aL electronics Harrison Smith UK aL /saxophones Harry Sokal /saxophone Austria C Veleroy Spall /violin, UK O strings Ed Speight /guitar UK R C Alister Spence /piano Australia O Tomas Stanko /trumpet Poland R C Stan Sulzman UK C /saxophones John Surman /saxophone UK R C Lloyd Swanton /bass Australia aL John Taylor /piano UK O Eje Thelin /trombone Sweden R C Art Themen /saxophone UK R aL, C Trevor Tomkins /drums UK R C Susan Tomes /piano UK O Vanessa Tomlinson Australia O /percussion Chris Vale /drums Australia O Fayyaz Virji /trombone UK R C Derek Wadsworth UK R C /trombone Alan Wakeman UK R C /saxophone Geoff Warren UK/Italy R aL, C, O /saxophones, flute Steve Waterman UK R C /trumpet John 'Chick' Webb UK R C /drums Ken Wheeler /trumpet UK/Canada R aL, C, Greg White / computers Australia R aL, O Tim UK aL, C, O Whitehead/saxophone Jonathan Williams /Horn UK/Italy/Norway R C Norma Winstone /voice UK C *: Deceased. .