This is the situation students faced in one variant of Asch’s (1956) classic conformity studies. In contrast to Sherif, who presented people with an ambiguous situation, Asch was interested in how people would respond in situations where there was little ambiguity about what they perceived. Indeed, when judging these line lengths alone, participants made errors on fewer than 1% of the trials. Thus, Asch (1956) presented each participant with two opposing forces: on the one hand, the evidence of