p107-1.md

2. Imitating the Many In the 1950s, psychologist Solomon Asch conducted a series of experiments that are now taught to legions of undergrads each year. To begin each experiment, the subject entered the room with a group of strangers. Unbeknownst to them, the other participants were actors planted by the researcher and instructed to deliver scripted answers to certain questions.

The group would be shown one card with a line on it and then a second card with a series of lines. Each person was asked to select the line on the second card that was similar in length to the line on the first card. It was a very simple task. Here is an example of two cards used in the experiment: