Crockett et al ERQ

Question 1

What can this study be used for?

Answer 1

Neurotransmission

Question 2

Background

Question 3

Year

Answer 3

2010

Question 4

Aim

Answer 4

To investigate the effect of serotonin on prosocial behaviour

Question 5

Participants

Answer 5

30 healthy volunteers

Question 6

Experimental design

Answer 6

Repeated measures design; experiment

Question 7

Procedure

Answer 7

IN CONDITION 1 participants were given citalopram (SSRI)
IN CONDITION 2 they were given a placebo

Particpants were asked to solve the trolley problem where a train is moving along the tracks and is about to kill five people; you either interfere or do nothing

-In impersonal scenarios interferance meant pulling a lever that’d turn onto another track where it’d kill 1 person
- In personal scenarios interfering meant pushing a man onto the track so that the body will slow down the train and prevent hitting the people

Question 8

Results

Answer 8

• In impersonal scenario citalopram didn’t effect behavior
• In personal scenario citalopram made people less likely to interfere

Question 9

Evaluation

Answer 9

☑️ Counterbalanced
☑️ Double-blind - avoiding researcher bias
🚫 Low ecological validity
🚫 Emotional distress