"Lewis R. Goldberg is an American personality psychologist and a professor emeritus at the University of Oregon who is closely associated with the five-factor model (FFM) of personality which he later coined the 'Big Five' as a label for the factors. He is the creator of the International Personality Item Pool (IPIP), a website that provides public-domain personality measures."@en . "American psychologist" . "Goldberg, Lewis"@en .