Which isn't popular with the average Joe, because in contrast to MB, where all the types have somewhat positive names (Architect, Healer, Protector, Mastermind,

Which isn't popular with the average Joe, because in contrast to MB, where all the types have somewhat positive names (Architect, Healer, Protector, Mastermind, Champion, Inventor, ...), the big 5 measures personality traits that can be regarded as negative (and which probably are in the context of social interaction). No one likes to hear from a test that they're a disagreeable, neurotic, close-minded person. http://skeptoid.com/episodes/4221 http://skeptoid.com/episodes/4221