Yannis Papakonstantinou is a professor of Computer Science and Engineering at the University of California, San Diego and the founder of app2you.com. His research is in the intersection of database and web technologies. Yannis has published over eighty research articles in scientific conferences and journals, given tutorials at major conferences, and served on journal editorial boards and program committees for numerous international conferences and symposiums. In 1998, Yannis received the NSF CAREER award. In 2000 Yannis founded Enosys Software, which built one of the first generally available distributed XQuery processors, along with software for XML-based integration of distributed sources, and was sold in 2003 to BEA Systems. Yannis holds a Diploma of Electrical Engineering from the National Technical University of Athens and MS and Ph.D. in Computer Science from Stanford University (1997).