He is also an Affiliate Faculty at Institute for Security, Technology, and Society (ISTS). He completed his Ph.D. in Computer Science from Dartmouth College in 2004 and was n I3P Fellow before he joined the faculty of UMass Lowell in 2005. His research interests include mobile computing, ubiquitous & pervasive computing, human-computer interaction, and intelligent systems. His work has been supported by National Science Foundation (NSF) and Department of Homeland Security (DHS). His recent projects include automated usability and functional testing of mobile applications, and intelligent context-aware mHealth applications.