Behavioural EXPLANATIONS of Stress - Lewinsohn Flashcards Preview

Psychology A2 - G543 Disorders > Behavioural EXPLANATIONS of Stress - Lewinsohn > Flashcards

Flashcards in Behavioural EXPLANATIONS of Stress - Lewinsohn Deck (9):

What is the behavioural explanation

Assumes behaviours shown by individuals suffering from depression are LEARNT either through CONDITIONING or IMITATION


What is learned helplessness

Depression occurs as a consequence of this. Depression when belief that punishment is inevitable


Aim of Lewisohn

Compare amount of positive reinforcement received by depressed and non-depressed participants


Method of Lewisohn

- Longitudinal study over 30 days
- Self report of pleasent activities of pleasant events schedule
- Self rating scale of depression using depression adjective checklist
- This operationalises positive reinforcement of taking part in pleasant activities


Participants of Lewisohn

- 30 participants diagnosed with depression and another disorder
- Normal control group


Design of Lewisohn

- Independent measures design
- Quasi experiment


Procedure of Lewisohn

- Participants check mood daily using depression adjective check list, tick the ones they felt
- Asked to complete pleasant events scake rating 320 activities
- Rated twice on a scale of 3. One for frequency one for pleasantness


Results of Lewisohn

- Significant positive correlations between mood ratings and pleasant activities
- Individual differences from 0 - 0.66, indicates more to depression than reinforcement


Conclusions of Lewisohn

- Link between reinforcement from pleasant activities & mood
- Further research needed to identify individual characteristics that make some people more influence by pleasant activites