The Hierarchical Taxonomy of Psychopathology (HiTOP) is an empirical effort to address
limitations of traditional mental disorder diagnoses. These include arbitrary boundaries …

This article reviews evidence that trait impulsivity—expressed early in life as the hyperactive–
impulsive and combined presentations of attention-deficit/hyperactivity disorder (ADHD)—is …

Recent scientific initiatives have called for increased use of neurobiological variables in
clinical and other applied assessments. However, the task of incorporating neural measures …

Reward-deficit models of addiction posit weaknesses in reward sensitivity to be promotive of
substance dependence, whereas the externalizing spectrum model views substance …

Problematic internet use (PIU) has been defined as an inability to control impulses to use the
internet, and is associated with psychological, social, educational, and/or occupational …

Violent crime is a major cause of social instability, injury, and death in low-and middle-
income countries. Longitudinal studies in high-income countries have provided important …

Abstract n the first volume of the Handbook of Psychopathy, Knight and Guay argued that
even though Cleckley's description and theoretical conceptualization of psychopathy did not …

The psychopath requires impulses of scarcely more than whimlike intensity to bring about
unacceptable behavior.... Even the faintest or most fleeting notion or inclination... is by no …

The triarchic model of psychopathy posits that three distinct trait dispositions—disinhibition,
meanness, and boldness—contribute to the interpersonal, affective, and impulsive …

What deviations in neuropsychological systems and processes underlie the observable
symptoms of psychopathic per-sonality? This question has been a focal point of research on …