HKS Associate Professor David Yanagizawa-Drott’s quantitative analysis of three seemingly disparate topics shows the power of protests to change policy, the power of propaganda to induce violence and the power of religion to create happiness despite reducing GDP.

You can read more on Professor Yanagizawa-Drott’s research on the HKS Faculty Research Connection website: https://research.hks.harvard.edu/publications/faculty_name.aspx?PersonId=256