- Social: Reduction of prejudice, increase of obedience. Explaining football violence/terrorism/historical atrocities.
- Cognitive: Help with dyslexia and dementia. Helping aid revision techniques for students. If eyewitness testimony is reliable or not.
- Biological: Understanding explanations of aggression to help w/ treatments and possible predictions of risk. Understanding and treating drug addiction.
- Learning: Using patterns of reward to shape desired behaviour in schools or prisons. Introduction of film censorship to protect children from imitating bad behaviour.
- Clinical: Providing effective treatments for disorders, led to wider acceptance of those with disorders due to understanding the causes. Successful treatments lead to relief of symptoms allowing people who suffer to live more normal lives. Before development of medication, sufferers likely to be institutionalised.
- Child: Attachment theory informed hospital practice around parental visitation rights, esp. work of Robertson (recorded distress of children when separated from parents). Led to longer visiting hours, almost complete access to see child and some have parent apartments. Extended to day care – children have key worker and limit staff child ratios.