"Paul Costa, Jr. is an American psychologist associated with the Five Factor Model.Author of over 300 academic articles, several books, he is perhaps best known for the Revised NEO Personality Inventory, or NEO PI-R, a psychological personality inventory; a 240-item measure of the Five Factor Model: Extraversion, Agreeableness, Conscientiousness, Neuroticism, and Openness to Experience."@en . "Costa, Paul, Jr"@en . "American psychologist" . . . . "Paul Costa Jr."@en . . . . .