An investigation into the relationship between digit length ratio (2D: 4D) and psychopathy
(2010)
Journal Article
Blanchard, A., & Lyons, M. (2010). An investigation into the relationship between digit length ratio (2D: 4D) and psychopathy. British Journal of Forensic Practice, 12(2), 23-31. https://doi.org/10.5042/bjfp.2010.0183
This study investigates whether a higher level of pre‐natal testosterone, as indicated by the 2D: 4D digit ratio, is a correlate of psychopathy and cognitive empathy. The main research hypothesis predicts that 2D: 4D digit ratios will correlate negat... Read More about An investigation into the relationship between digit length ratio (2D: 4D) and psychopathy.