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.
By any measure, Snapchat has had a busy year. 23-year-old CEO Evan Spiegel reportedly rejected a $3 billion offer from Mark Zuckerberg, dealt with a data breach that leaked 4.6 million usernames, and watched as countless âephemeralâ apps launched to compete with his app.