Christopher McCarty is a Professor in the University of Florida Department of Anthropology and director of the UF Bureau of Economic and Business Research. He has over twenty years of experience conducting primary data collection in both within and outside the U.S. McCarty’s research focus is on social network analysis, and more specifically the analysis of personal networks. He 2001 he developed a software program called Egonet that is designed for the collection and analysis of personal networks. This open source software is freely available at www.sourceforge.net and is being used by researchers worldwide for social network research. McCarty is involved in several projects using this approach, including a study of acculturation among migrants, a study of stress and hypertension among African-Americans, and a study of social support among recovering drug users. McCarty is also involved in the development of a social network method for estimating the size of hard to count populations and collaboration networks.