Comparison of murderers with recidivists and first time incarcerated offenders from U.S. prisons on psychopathy and identity as a criminal: An exploratory analysis

Contrary to previous research and media portrayals of homicide perpetration being rooted in psychopathic tendencies such as callous affect, the present findings found no support for such a conceptualization of the crime. Moreover, unsurprisingly, it appears murderers have less developed criminal cognitions than other offending groups.