Baby was a black sheep : digit ratio (2D:4D), maternal bonding and primary and secondary psychopathy.

摘要: Psychopathy is generally considered to be a male adaptation. While studies have elucidated relationship freely circulating testosterone, less known about the role of prenatal testosterone (PT) in development primary and secondary psychopathy how this pertains sex differences. In study (N = 148), digit ratio (2D:4D) was used investigate between psychopathy. addition, quality recalled maternal bonding measured see if postnatal experience could affect influence PT on psychopathic behaviours. Low LH2D:4D predicted women. men, low care high protection also Lower levels higher control contributed above beyond PT. were an influential factor for PT, although mother not.