96b. The Half-Life of Viral Altruism

2:15 PM–3:30 PM Mar 3, 2018

(MM) Atrium B



  • Sander van der linden, Univ. of Cambridge
Societal altruism is changing. Online social media is providing new ways of inspiring collective action on critical societal challenges. What makes some social causes go viral while others never take off? Here we evaluate the ALS Ice Bucket Challenge as a prime example of social contagion effects and find that despite its virality the half-life of such online altruism is extremely brief.