November 2011 [.Pdf]
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CMU’S NEWS SOURCE FOR FACULTY & STAFF 11/11 ISSUE 2 N ORMA N S ADEH D I S CU ss E S THE E FFECT S OF T ECH N OLOGY O N P RIVACY 3 CMU ROTC O FFICER S ALUTE S Face Time With Facebook F ALLE N H EROE S 6 G ATE S , H ILLMA N C E N TER S E AR N LEED G OLD R ATI N G 7 CMU-A U S TRALIA S TRE N GTHE ns E DUCATIO N AL T IE S W ITH V IET N AM Trustee Opens Innovators Forum n Abby Ross Jonathan Rothberg (E ’85) has innova- tion on his mind. Earlier this month, Rothberg returned to Carnegie Mellon as the first EN guest of The Innovators Forum, an excit- L ing new series connecting the world’s top innovative minds with the university community. Led by Provost and Execu- tive Vice President Mark Kamlet, the PHOTO BY TIM KAU conversation with Rothberg spanned M A R K Z UCKE R BE R G VISITED CMU FO R THE FI R ST TIME ON N OV . 8 . topics ranging from his entrepreneurial roots to his innovative work in biotech- Facebook founder and CEO Mark In a press briefing, Zuckerberg Dean Randal E. Bryant said 57 CMU nology and the “computer programming Zuckerberg visited CMU’s Pittsburgh said CMU was at the “top of the list” alumni work for Facebook. He said language of life.” campus to recruit students for intern- of colleges he wanted to visit. “We CMU graduates stand out because In the last 20 years, Rothberg has ships and jobs on Tuesday, Nov. 8. have a lot of Carnegie Mellon alums they know the basic principles and the founded several companies that sequence During his visit, he spoke to about at Facebook and a lot of them are practice. “When they show up on the DNA and stand to reshape the fields 1,000 faculty, staff and students in actually our best engineers.... They’re job, they’re ready to get going. They of medicine, agriculture, nanotechnol- Wiegand Gymnasium. All of the really smart and have a really good also have a deep understanding that ogy and alternative fuels. His latest, tickets for the free event were reserved work ethic,” he said. continues (with) them through their Ion Torrent, combines genetic biology within 30 minutes of being available. School of Computer Science whole career,” he said. with integrated chip technology. His C ONTINUED ON P AGE TH R EE Scientists Reengineer Plants in War on Hunger MEMORIES FROM HOME n Chriss Swaney departments. “The idea originated when children in poor regions of the world.” CMU researchers are taking a scientific we became interested in how structural Both LeDuc and Wilson believe that approach to combat the malnutrition in mechanics affect the taste of food. We generating widespread acceptance and WHITE D Africa. built off this idea in thinking about consumption of nutrient rich plants like Phil LeDuc, a professor of mechani- how we could apply it in an innovative African leafy vegetables could signifi- cal engineering, and Mary Beth Wilson, and meaningful way to tackle global cantly improve infant and child nutrition a Ph.D. candidate in biomedical engi- challenges especially for the health of C ONTINUED ON P AGE NINE neering, won a Grand Challenges Explo- PHOTO BY JAMES DAVI rations Award from the Bill & Melinda A team from the Entertainment Gates Foundation to explore nutrition for healthy growth of infants and children in Technology Center traveled to underdeveloped countries. the childhood home of the late “What we are doing is studying how Randy Pausch in Columbia, Md., to alter a plant’s cellular and molecular to preserve the artwork on his structures to optimize release of nu- bedroom walls made famous by trients during digestion,” said LeDuc, his last lecture. See photos and who has courtesy appointments in the read more on page twelve. Biomedical Engineering, Biological Sciences and Computational Biology O NE Location, Location, Location Q&A WI T H N ORMAN S ADEH ON HOW T E C HNOLOGY A FFE ct S Y OUR P RIVA C Y mining that would enable you to uncov- included anyone interested in exploiting er all sorts of things beyond what could this information potentially with mali- be done with the old technologies. cious intent. Think jealous husbands, paranoid employers or criminals. Do police routinely get warrants for A very fundamental notion when this sort of GPS use? it comes to information privacy is that It’s clear that the police have requested obviously information has to at least be warrants to track vehicles, and they secure. have done that selectively. When you look at the technologies In this particular case, what’s so available today, for instance on our cell EN L interesting is that the police did obtain phones, it’s clear that organizations are a warrant. That warrant expired at the collecting this information. New mobile time they installed the device. When application development environments they tried to use the evidence that they such as those offered by Android and N O R MAN S ADEH had collected, it was noticed that the PHOTO BY TIM KAU Apple have resulted in the launch of tens warrant had expired. Under the Fourth of thousands of mobile apps that access n Byron Spice Amendment, without a proper warrant, our location. It’s something that people The U.S. Supreme Court is reviewing a case, U.S. v. Jones, that raises important one would expect the evidence to then don’t fully realize. Until recently “Angry be excluded. questions about the government’s use of GPS technology to monitor the movements Bird” was requesting your location! The police claimed however that This information is then often shared of people. In this case, the government argues that it was not required to obtain a they don’t really need a warrant to use with advertising networks. We’ve been warrant before using GPS to track a suspected drug dealer. this device, which is really an interest- conducting interviews with people to un- ing contradiction, given that they had derstand to what extent they were aware But Professor Norman Sadeh, along with other technology experts, has filed an am- requested one. of collection practices and to see how icus brief, contending that this warrantless use of GPS violates the Fourth Amend- If the Supreme Court determines they felt about it. People tend to express they don’t need a warrant, then we are ment. Sadeh, director of CMU’s Mobile Commerce Laboratory and co-director of surprise. looking at the prospect of potentially the School of Computer Science’s Ph.D. Program in Computation, Organizations all of us having GPS units under our Do we need better laws, regulation and Society, talked to the Piper about the ways GPS tracking is more invasive than car without our knowledge. Data min- or understanding of the problem? other surveillance technologies that have been legally used without warrants. ing is extremely powerful. Research at A fundamental principle of informa- Carnegie Mellon has shown how much tion privacy is that data subjects should GPS is commonplace today in our you can infer by looking at someone’s have adequate control over the informa- cars, smartphones and other devic- whereabouts. tion collected about them. The fact that es. Why should this not be a routine people are expressing surprise about tool available to law enforcement? What can you infer? the information collected about them The issue we are talking about is wheth- If you look at individuals’ whereabouts, strongly suggests that current practices PIPER er it should be available to law enforce- you can infer which church they are and interfaces are inadequate. 11/11 Issue ment without any warrant. It amounts going to, what ailments they might There’s an ongoing debate about to saying the police can decide whether have based on the hospitals they visit, whether industry can self-regulate or P UBLISHER Teresa Thomas they would want to put the GPS unit whether they are potentially cheating on whether the government has to step under a car without the knowledge of the their spouse — a lot of very sensitive in. There are various proposals under E DI T OR M ANAGING E DI T OR Bruce Gerson Heidi Opdyke owner of that car or without authoriza- information. consideration in Congress and elsewhere Someone’s location is very much W RI T ERS tion from a judge. specifically on location privacy. This is Bruce Gerson Abby Ross If you look at the cost of this tech- considered personally identifiable really one of those areas where privacy Andrea James Dennis Schebetta Heidi Opdyke Byron Spice nology and its progress, and if you take information, and it’s been identified has significantly eroded over the past Susan Peterson Chriss Swaney it to the extreme, you could have a GPS as sensitive for a very, very long time. three years. Shilo Raube Teresa Thomas unit under every car and police could What’s more interesting is that when Three years ago, there were very start tracking us at any point in time. you start using location information D ESIGNER few apps using your location. The Melissa Stoebe across populations of people, you can advent of the AppStore and the Android Communications Design and Photography Group How does GPS differ from other tech- identify social relationships between Marketplace have made it very easy nologies that law enforcement has people.