Personality Characteristics in Heroin Addicts and Nonaddicted Prisoners Using the Edwards Personality Preference Schedule

Abstract
The present study compares the self-reported personality characteristics of heroin addict and nonaddict prisoners using the Edwards Personality Preference Schedule (EPPS) which was corrected for social desirability. Seventy pairs of addicted and nonaddicted criminal offenders were matched for age, education, intelligence, and home environment. The addicted offenders were