Group & Social Networks

Question 1

Ingroup/Outgroup bias

Answer 1

Helping vs. Schadenfreude depends on ingroup vs outgroup. Ingroup bias in anterior insula predicts helping behavior

Question 2

Schadenfreude experiment

Answer 2

AI predicts helping behavior. Activated when ingroup member is hurt. Less activated when perception of outgroup is bad. Greater the discrepancy, the more difference when it came to helping out.

Question 3

Monkey pay-per-view experiment

Answer 3

Either choose juice or an image. Wanted to view high status faces and female perinea. Needed extra juice to look at a subordinate.

Question 4

Evaluation system

Answer 4

Amygdala, ventral striatum, and vmPFC encode for popularity. They signal that systems for social cognition should come online.

Question 5

Social cognition system

Answer 5

Dorsomedial PFC
Precuneus
Bilateral TPJ
The more valuable you think a person is, the more the social cognition system is activated

Question 6

Assignment to larger social networks…

Answer 6

Increased gray matter in mPFC and STS/TPJ