Video Summaries

Physician Reasoning

   US News & World Report                                     wash_post


The Wisdom of Partisan Crowds

                                                                                       economic_times


Creating Critical Mass

Collective Intelligence



PennSHAPE

Op-ed: Controlling Public Opinion

the-dress


Emergence of Social Norms

CNN: Similar friends may spread healthy behaviors

cnn-article-2011


Spreading Behavior Online