NICHOLAS A. CHRISTAKIS, physician and social scientist, is a Professor at Yale University with joint appointments in the Departments of Sociology and Medicine, and he was formerly a Professor at Harvard. For the last twelve years, working in the field of biosocial science, he has been studying the mathematical, biological, psychological, and sociological underpinnings of social network structure and function, and the deep origins and implications of collective behavior, including ways to experimentally manipulate such behavior.
Dr. Christakis received his BS from Yale in Biology in 1984, his MD and MPH from Harvard in 1989, and his PhD in Sociology from the University of Pennsylvania in 1995. He was elected to the Institute of Medicine of the National Academy of Science in 2006 and made a fellow of the AAAS in 2010. He has published over 150 scientific articles and chapters, co-authored (with James Fowler) Connected, edited medical textbooks, and also contributed to the editorial pages of various newspapers. He has been the recipient of teaching awards, and podcasts of his lectures have been available at iTunes for many years.