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.
Launch your Snapchat app. Make sure you have the Recovery Code that you got when you enable the Login Verification. Use this Recovery Code to log in. tap at the top of your Camera screen. Tap on the Profile screen. Tap âLogin Verificationâ under the âMy Accountâ section. Select âForget Devicesâ. Select which verified device(s) youâd like Snapchat to forget and then tap âForget Devicesâ.