Marijuana and the perception of affect.
Psychopharmacology March 22, 1979 P L Clopton, D S Janowsky, J M Clopton et al.
The influence of marijuana on the ability to perceive emotions in others was studied in 30 male volunteers who were experienced marijuana users. Subjects smoked either placebo or active marijuana containing 6 mg delta 9-THC. The Affective Sensitivity Scale, a test developed to measure the ability to perceive emotions in others, was divided at midpoint and the two halves were administered before...