In 1954 a social psychologist started a war between two teams of fifth graders at an Oklahoma summer camp. He wanted to investigate the sources of human conflict and how people might overcome them. In this week's episode of the Futility Closet podcast we'll review the Robbers Cave Experiment and examine its evolving reputation. We'll also dredge up a Dalek and puzzle over a hazardous job. Intro: Butler University mathematician Jerry Farrell can control coin flips. Nashville attorney Edwin H. Tenney gave a baffling Independence Day speech in 1858. Sources for our feature on the Robbers Cave experiment: Muzafer Sherif et al., Intergroup Conflict and Cooperation: The Robbers Cave Experiment, 1961. Gina Perry, The Lost Boys: Inside Muzafer Sherif's Robbers Cave Experiment, 2018. Ayfer Dost-Gozkan and Doga Sonmez Keith, Norms, Groups, Conflict, and Social Change: Rediscovering Muzafer Sherif's Psychology, 2015. Paul Bloom, Just Babies: The Origins of Good and Evil, 2013. Gina Perry, "The View From the Boys," Psychologist 27:11 (November 2014), 834-836. Ralph H. Turner, "Some Contributions of Muzafer Sherif to Sociology," Social Psychology Quarterly 53:4 (December 1990), 283-291. Muzafer Sherif, "Superordinate Goals in the Reduction of Intergroup Conflict," American Journal of Sociology 63:4 (January 1958), 349-356. Gregory M. Walton and Carol S. Dweck, "Solving Social Problems Like a Psychologist," Perspectives on Psychological Science 4:1 (January 2009), 101-102. O.J. Harvey, "Muzafer Sherif (1906–1988)," American Psychologist 44:10, October 1989, 1325-1326. Elton B. McNeil, "Discussions and Reviews: Waging Experimental War: A Review," Journal of Conflict Resolution 6:1 (March 1962), 77. Alex Haslam, "War and Peace and Summer Camp," Nature 556:7701 (April 19, 2018), 306-307. Steven N. Durlauf, "A Framework for the Study of Individual Behavior and Social Interactions," Sociological Methodology 31 (2001), 47. Gary Alan Fine, "Review: Forgotten Classic: The Robbers Cave Experiment," Sociological Forum 19:4 (December 2004), 663-666. Andrew Tyerman and Christopher Spencer, "A Critical Test of the Sherifs' Robber's Cave Experiments: Intergroup Competition and Cooperation Between Groups of Well-Acquainted Individuals," Small Group Research 14:4 (November 1983), 515-531. Samuel L. Gaertner et al., "Reducing Intergroup Conflict: From Superordinate Goals to Decategorization, Recategorization, and Mutual Differentiation," Group Dynamics: Theory, Research, and Practice 4:1 (March 2000), 98-114. Furkan Amil Gur, Benjamin D. McLarty, and Jeff Muldoon, "The Sherifs' Contributions to Management Research," Journal of Management History 23:2 (2017), 191-216. Anna E. Kosloski, Bridget K. Welch, "Confronting Student Prejudice With 'Mario Kart' Nintendo Wii," Social Thought and Research 31 (2010), 79-87. Carol Tavris, "Thinking Critically About Psychology's Classic Studies," Skeptic 19:4 (2014), 38-43, 64. Michael J. Lovaglia, "From Summer Camps to Glass Ceilings: The Power of Experiments," Contexts 2:4 (Fall 2003), 42-49. J. McKenzie Alexander, "Group Dynamics in the State of Nature," Erkenntnis 55:2 (September 2001), 169-182. Maria Konnikova, "Revisiting Robbers Cave: The Easy Spontaneity of Intergroup Conflict," Scientific American, Sept. 5, 2012. Peter Gray, "A New Look at the Classic Robbers Cave Experiment," Psychology Today, Dec. 9, 2009. David P. Barash, "Why People Kill," Chronicle of Higher Education, Nov. 8, 2015. Barbara McMahon, "I Survived the Real-Life Lord of the Flies," Times, April 25, 2018, 2. Leyla Sanai, "'The Lost Boys: Inside Muzafer Sherif's Robbers Cave Experiment', by Gina Perry - Review," Spectator, April 28, 2018. Anoosh Chakelian, "The Lasting Wounds of Robbers Cave," New Statesman 147:5425 (June 29-July 5, 2018), 16-17. Judy Golding Carver, "What Lord of the Flies Is Really About," Guardian, April 20, 2018, 8. Eleanor Learmonth and Jenny Tabakoff, "'What Are We? Humans? Or Animals? Or Savages?'" Independent on Sunday, M