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.
As a Snapchat IPO looms in the horizon, the vanishing video startup has shifted its efforts to monetization and revenue growth. This article was updated on May 16, 2017, and originally published on June 3, 2016.