David W. Johnson (born 1940 in Muncie, Indiana) is a social psychologist whose research has focused on four overlapping areas: cooperative, competitive, and individualistic efforts; constructive controversy; conflict resolution and peer mediation and experiential learning to teach interpersonal and small group skills. Johnson has developed and applied psychological knowledge in effort to improve practices within educational systems.Johnson's books have been translated into 20 different languages and his work has been applied in many countries.