In the 1980s, a set of Stanford students were recruited for a study. The students were handed packets of information about a firefighter called Frank K.
Frank’s bio mentioned he had a baby daughter and liked scuba diving. The packets also included Frank’s responses to what the researchers called the Risky-Conservative Choice Test. According to one version, Frank was a successful firefighter who, on the test, almost always went with the safest option. Frank also chose the safest option in the other version, but he was a lousy ...