N: Jenness (1932)- research supp for ISI
A: PPs first asked make indep judgement abt no of beans in jar, then discuss in groups before making second priv estimate- Jen found 2nd guess closer to group.
E:Shows internalisation of group beliefs occur in unfam, ambig situ. PPs believed group guess more likely correct to own.
C-C: Lab exper= High cont + artificial set- means low eco vali. Task is relatively trivial- no real reason not conform. Limit= not able to generalise to IRL