title: Differences in mental abilities.
authors.affiliation: Department of Psychology, University of Edinburgh, Edinburgh EH8 9JZ.
authors.forename: I J
authors.initials: IJ
authors.lastname: Deary
mesh_terms: D001921:Brain / Q000502:physiology; D006801:Humans; D007360:Intelligence / Q000235:genetics / Q000502:physiology; D007361:Intelligence Tests; D011594:Psychometrics; D012727:Sex Characteristics