Nicholas Christakis

Nicholas Christakis is the Sol Goldman Family Professor of Social and Natural Science, Co-Director of the Yale Institute for Network Science, and Director of the Human Nature Lab at Yale University. Professor Christakis is also a Physician at Yale New Haven Hospital. He is the recipient of over $37 million is grants and research funding, including from Bill and Melinda Gates Foundation. In 2009, he was named one of the 100 most influential people in the world by Time Magazine. He earned his B.S. in Biology from Yale University, M.D. and M.P.H. from Harvard University, and Ph.D. in Sociology from the University of Pennsylvania.

Professor Christakis’ research involves the application of network science methods and mathematical models to understand the dynamics of longitudinally evolving networks. To the extent that health behaviors such as smoking, drinking, or unhealthy eating spread within networks in intelligible ways, there are substantial implications for our understanding of health behavior and health policy. This body of work has also engaged the spread of obesity and of emotional states such as happiness, depression, and loneliness.

Representative Publications

Kim, David A., et al. “Social Connectedness is Associated with Fibrinogen Level in a Human Social Network.” Proceedings of the Royal Society B. 283.1837 (2016): 1-7.

Andersson, Matthew A., and Nicholas A. Christakis. “Desire for Weight Loss, Weight‐Related Social Contact, and Body Mass Outcomes.” Obesity 24.7 (2016): 1434-1437.

Isakov, Alexander, et al. “Modeling the Role of Networks and Individual Differences in Inter-Group Violence.” PloS one 11.2 (2016): e0148314.

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