Which social psychologist performed the famous experiment on conformity and used confederates to intentionally give the wrong answer to see if the participant would in fact, change his answer to agree with the group?

Solomon Asch

Explanation:

Solomon Aschs' conformity test is very famous in psychology. He was a famous psychologist and a pioneer in the field of social psychology. He conducted experiments to show the extent of social pressure from a large majority group and how it affects and influences a person's decision to conform. He created groundbreaking work in prestige suggestion, impression formation, conformity, etc. in social psychology.

Thus the answer is - - Solomon Asch