Specific personality traits are related to drug use.

Psychologists have long been interested in understanding what factors influence whether a person takes recreational drugs. Personality traits are well known to influence many areas of a person’s life, and drug-taking is no exception. Several studies on the subject have looked at the Big 5 personality traits: openness to experience, which relates to the breadth and complexity of a person’s mental life; conscientiousness, which relates to organization and self-discipline; extraversion, related both to…