David studied with Dr. Sha 2003-2004 while a graduate student in HCI program at the College of Computing at Georgia Tech. David is a Senior Researcher at Nokia, looking at people’s interactions with an ecology of novel mobile and wearable technologies. In general, David’s research interests are in Ubiquitous Computing (Ubicomp) and Human-Computer Interaction (HCI). David has a PhD in Information and Computer Science from UC Irvine, and studied computer science and cognitive sciences at UC San Diego and the University of Michigan.