Livia Veselka|Julie Aitken Schermer|K. V. Petrides|Philip A. Vernon
Evidence for a Heritable General Factor of Personality in Two Studies
Western University
abstract two studies conducted see whether general factor personality gfp could extracted different measures personality using samples twins studies also allowed assessment extent genetic environmental factors contributed individual differences gfps found study 1 principal components analysis big five personality traits combination four scales mental toughness yielded strong gfp behavior genetic modelfitting showed individual differences gfp fully accounted genetic nonshared environmental factors study 2 gfp extracted big five traits combination 15 facets emotional intelligence individual differences gfp also fully accounted genetic nonshared environmental factors studies add growing body research demonstrating existence gfp replicate one previous report heritability