Sigmund FreudJane LoevingerHarry Stack SullivanPaul MeehlJerry WigginsKaren HorneyGordon AllportErik EriksonHans EvsenckCarl RogersRollo MayMelanie KleinAnna FreudHenry MurrayWilliam JamesWilhelm WundtTimothy LearyAlfred AdlerDavid RapaportRaymond CattellHermann RorschachKurt Lewin

General Factor of Personality in the Eugene Springfield Community Sample (Hopwood, Wright, & Donnellan, Journal of Research in Personality, 2011)

Interpersonal Sensitivities Circumplex (Hopwood et al., 2011, Journal of Personality)