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.
November 2016. 1  Nils Pratley on finance Snapchat's potential $25bn flotation may sink company's appeal. Amid rumours that it is eyeing an IPO, the appâs fast and furious business model may well put off advertisers. 2  Snapchat prepares for IPO that could value app at $25bn, reports say. Published: 15 Nov 2016.