Home › Authors › Fred Leavitt 👤 Fred Leavitt b. 1941 ยท 5 books Books by Fred Leavitt Research methods for behavioral scientists 1991 Unloosing Monsters Unloosing Monsters 1984 Drugs and Behavior (Personalit Drugs and Behavior (Personality Processes Series: 1-341) 1983 Pullman, portrait of a landmark community 1981 Drugs and behavior 1974