Social Psychology Key Figures. 1  Allport (1920) â Social Facilitation. 2  Bandura (1963) Social Learning Theory. 3  Festinger (1950) â Cognitive Dissonance. 4  Tajfel (1971) â Social Identity Theory. 5  Weiner (1986) â Attribution theory. 6  Milgram (1963) â Shock Experiment. 7  Haney, Banks, Zimbardo (1973) â Prison Study.
Founded in 2012 by two Stanford students, Snap is the Los Angeles-based technology and social media company behind messaging app Snapchat.
Hollis Johnson. Snap Inc. had its first down day in the stock market since going public on Thursday. Shares of the parent company of Snapchat fell 12% in trading on Monday to as low as $23.79, below the opening price of $24 a share. They were about 16% lower than their high after the initial public offering.