The Christakis-Fowler papers based on the Framingham Heart Study
The Spread of Obesity in a Large Social Network over 32 Years, Nicholas A. Christakis, M.D., Ph.D., M.P.H., and James H. Fowler, Ph.D.
N Engl J Med 2007; 357:370-379.
The Collective Dynamics of Smoking in a Large Social Network,
Nicholas A. Christakis, M.D., Ph.D., M.P.H., and James H. Fowler, Ph.D.,
N Engl J Med 2008; 358:2249-2258.
Alone in the crowd: The structure and spread of loneliness in a large social network,
Cacioppo, John T., Fowler, James H., Christakis, Nicholas A.,
Journal of Personality and Social Psychology 97:6, pp 977-991, 2009
Dynamic spread of happiness in a large social network: longitudinal analysis over 20 years in the Framingham Heart Study,
James H Fowler, Nicholas A Christakis,
BMJ 2008; 337 doi: 10.1136/bmj.a2338
Homophily and Contagion Are Generically Confounded in Observational Social Network Studies,
Cosma Rohilla Shalizi, Andrew C. Thomas,
Sociological Methods Research May 2011 vol. 40 no. 2 211-239
The Spread of Evidence-Poor Medicine via Flawed Social-Network Analysis,
Statistics, Politics, and Policy,
Volume 2, Issue 1, Pages 1 27, ISSN (Online) 2151-7509,
DOI:10.2202/2151-7509.1024, May 2011.
Distinguishing influence-based contagion from homophily-driven diffusion in dynamic networks,
Sinan Aral, Lev Muchnik and Arun Sundararajan,
PNAS December 22, 2009 vol. 106 no. 51 21544-21549.
Social Contagion Theory: Examining Dynamic Social Networks and Human Behavior
Nicholas A. Christakis, James H. Fowler (Unpublished: Submitted on 24 Sep 2011).