For 10 points, name this developer of cognitive dissonance who, with Stanley Schachter and Henry Riecken, wrote When Prophecy Fails.
One study by this psychologist analyzed the nature of aspiration by looking at levels of proficiency when participants were given different accounts of how people with varying levels of education had performed. With James Carlsmith, he asked participants to convince people that mundane tasks were boring, finding that those who had received less monetary compensation were more likely to believe that the tasks were interesting. His investigation of MIT's student housing led him to conclude that people's friends lived close to them and that groups exert internal conforming pressures. This developer of social comparison theory is best known for a work that analyzed (*) Marian Keech's incorrect prediction that the world would end in a flood. For 10 points, name this developer of cognitive dissonance who, with Stanley Schachter and Henry Riecken, wrote When Prophecy Fails.
One study by this psychologist analyzed the nature of aspiration by looking at levels of proficiency when participants were given different accounts of how people with varying levels of education had performed.
Leon Festinger