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.
According to some reports, Snapchat previously turned down a $3 billion acquisition offer from Facebook in late 2013 and a $4 billion offer from Google. Snapchat is one of a group of private companies with multibillion dollar valuations. The only other private company with a larger valuation is likely Uber.