Crowds-related research: Conformity and obedience
Haslam, S. A., & Reicher, S. D. (2012). Contesting the “nature” of conformity: What Milgram and Zimbardo's studies really show. PLoS Biology, 10(11), e1001426. doi: 10.1371/journal.pbio.1001426
Haslam, S. A., Reicher, S. D., & Birney, M. E. (2016). Questioning authority: New perspectives on Milgram's ‘obedience’research and its implications for intergroup relations. Current Opinion in Psychology, 11, 6-9. doi: 10.1016/j.copsyc.2016.03.007