ORIGINAL RESEARCH published: 09 June 2021 doi: 10.3389/fpsyt.2021.660810 Effects of Psychopathy on Neurocognitive Domains of Impulsivity in Abstinent Opiate and Stimulant Users Elena Psederska 1,2, Nicholas D. Thomson 3,4, Kiril Bozgunov 1, Dimitar Nedelchev 1, Georgi Vasilev 1 and Jasmin Vassileva 5,6* 1 Bulgarian Addictions Institute, Sofia, Bulgaria, 2 Department of Cognitive Science and Psychology, New Bulgarian University, Sofia, Bulgaria, 3 Division of Acute Care Surgical Services, Department of Surgery, Virginia Commonwealth University Health, Richmond, VA, United States, 4 Department of Psychology, University of Durham, Durham, United Kingdom, 5 Institute for Drug and Alcohol Studies, Virginia Commonwealth University, Richmond, VA, United States, 6 Department of Psychiatry, Virginia Commonwealth University, Richmond, VA, United States Background: Psychopathy and substance use disorders (SUDs) are both characterized by neurocognitive impairments reflecting higher levels of impulsivity such as reward-driven decision-making and deficient inhibitory control. Previous studies Edited by: suggest that psychopathy may exacerbate decision-making deficits, but it may be Qi Li, University of Chinese Academy of unrelated to other neurocognitive impairments among substance dependent individuals Sciences, China (SDIs). The aim of the present study was to examine the role of psychopathy Reviewed by: and its interpersonal-affective and impulsive-antisocial dimensions in moderating the Aleksander Hagen Erga, Stavanger University Hospital, Norway relationships between dependence on different classes of drugs and neurocognitive Erica Nicole Grodin, domains of impulsivity. University of California, Los Angeles, United States Method: We tested 693 participants (112 heroin mono-dependent individuals, 71 heroin *Correspondence: polysubstance dependent individuals, 115 amphetamine mono-dependent individuals, Jasmin Vassileva 76 amphetamine polysubstance dependent individuals, and 319 non-substance
[email protected] dependent control individuals).