title: The intensity of motivation.
authors.affiliation: Department of Psychology, University of Kansas, Lawrence 66045.
authors.forename: J W
authors.initials: JW
authors.lastname: Brehm
authors.forename: E A
authors.initials: EA
authors.lastname: Self
mesh_terms: D001143:Arousal / Q000502:physiology; D001288:Attention; D002320:Cardiovascular Physiological Phenomena; D006040:Goals; D006801:Humans; D007858:Learning; D009042:Motivation