Purpose. Psychopathy has been shown to be related to the onset, frequency, and course of
antisocial behaviour in criminal offenders. The purpose of the present study was to use …

Substance dependent individuals (SDI) often exhibit decision-making deficits; however, it
remains unclear whether the nature of the underlying decision-making processes is the same …

Recent studies suggest that abstinent cannabis users show deficits on neurocognitive
laboratory tasks of impulsive behavior. But results are mixed, and less is known on the …

The present study examines the relationship of familial and personality risk factors for
alcoholism to individual differences in sensitivity to the positively and negatively reinforcing …

Background Recent animal and human studies reveal distinct cognitive and neurobiological
differences between opiate and stimulant addictions; however, our understanding of the …

Background Identifying objective and accurate markers of cocaine dependence (CD) can
innovate its prevention and treatment. Existing evidence suggests that CD is characterized by …

Impulse control is becoming a critical survival skill for the twenty-first century. Impulsivity is
implicated in virtually all externalizing behaviours and disorders, and figures prominently in …

HIV-seropositive (HIV+) drug users show impaired performance on measures of integrity of
prefrontal–subcortical systems. The Iowa Gambling Task (GT) is mediated primarily through …

From a public health standpoint, identifying factors that contribute to risky sexual practices
among substance-dependent individuals is critical, particularly in the context of HIV infection. …

Background The COVID-19 pandemic has imposed fundamental challenges on nearly every
area of life. Objective The purpose of the current study was to expand on the literature on …