‘Study finds addiction associated with poor awareness of others – Study with adolescents finds dose-response relationship between substance use and sensitivity to others’, http://www.eurekalert.org/pub_releases/2016-03/cwru-sfa033116.php, CASE WESTERN RESERVE UNIVERSITY, EurekAlert! AAAS (31-MAR-2016).
Results showed a dose-response relationship between substance use severity and other-regard: the more severe the addiction, the more likely the young person was to endorse indices of low-regard for others. (…) Likens it to some of the features of autism. (…) Alcoholics and drug addicts may be hindered by a low awareness of how their actions impact others.