Festinger
studied how members of a cult would cope when they realized the flood that had been predicted did not happen.
Marshmallow test
aimed to see if children would wait to get a second marshmallow.
Asch Line Test
aimed to study how often would participants leave all reason to do what others did.
Huesmann et al. (2003)
to see the correlation between children's exposure to TV violence and their aggression in young adulthood.