Week 7 | Day 2 | PSYA02

Philip Zimbardi

Psychologist who conducted the Stanford Prison Experiment in the 1970s

Stanford Prison Experiment

Study by Zimbardo examining power of situations and social roles

Random Assignment

Participants assigned as guards or prisoners without choice

Bystander Effect

Phenomenon where individuals are less likely to help with more witnesses

Diffusion of Responsibility

Individual feels less responsible to act with more witnesses present

Pluralistic Ignorance

People conform to a group's behavior despite personal disagreement

Powerlessness

Feelings of lack of control or influence over a situation

Dehumanization

Treating others as less than human, stripping away individuality

Depersonalization

Loss of personal identity and feelings of being disconnected

Ethical Concerns

Issues regarding participant treatment and study conduct

Bystander Effect Correlation

Negative relationship between number of witnesses and helping behavior

Level of Danger

Influences helping behavior along with perpetrator presence and help type