Data from the California Psychological Inventory suggested that users were socially poised, open to experience, and concerned with the feelings of others. Conversely, they also seemed impulsive, pleasure seeking, and rebellious. Nonusers were responsible and rule abiding; however, they also tended to be inflexible, conventional, and narrow in…

The objective of this study was to investigate the personological factors underlying marijuana use in the college population. Under anonymous conditions, 148 students at two universities completed the California Psychological Inventory and a biographical questionnaire concerning drug usage. Four conclusions were reached: (1) marijuana use at two…