Antisocial Process Screening Device

The teacher and parent versions of the Antisocial Process Screening Device (APSD) is a commercially available rating scale system that is published by Multi-Health Systems.   The APSD was designed to assess several dimensions that have proven important for understanding antisocial behavior in youth:  Callous-Unemotional Traits, Narcissism, and Impulsivity.   The copies of the scale and a manual which describes the psychometric properties of the APSD,  provides scoring instructions, and guides appropriate use of the scale can be purchased at Also, the research and development department of Multi-Health Systems can be contacted for information on available translations of the scale.