He's the director of the Aware Home Research Initiative. He's widely known for his application-driven approach to ubiquitous computing. His research interests involve applications research in ubiquitous computing, concerning both HCI and software engineering issues. He received his DPhil in computation from the University of Oxford. He is a member of the IEEE Computer Society and the ACM. Contact him at abowd@cc.gatech.edu; www.cc.gatech.edu/fac/Gregory.Abowd.