The National Conference on Digital Government Research, being held May 19-21 in Boston this year, brings together more than 200 academic and government participants and features digital government research partnerships between the nation's top computer, information, social, organizational and political scientists, and federal, state and local government program managers from the United States and abroad. With nearly 100 papers, panels, case studies and live demonstrations, this year's conference is the largest to date. Nicholas Negroponte, co-founder of the MIT Media Laboratory, sets the tone for dg.o2003 with a keynote presentation Monday at 8 a.m. NSF's Digital Government program targets advances in government-citizen interaction, improves government agency applications, conducts related information technology research and examines the impact of information technology on democratic processes. The following Digital Government projects are among the many to be demonstrated at dg.o2003: UrbanSim: How does a city grow?