An Era of Social Change- Culture and Counterculture- The Counterculture. The Counterculture. Tune In, Turn On, Drop Out. Counterculture: Harvard Psychology and counterculture philosopher Dr. Timothy Leary urged the youth to Tune in, Turn On, Drop Out! white, middle-class youths reject traditional America. Members of counterculture called hippies. Feel society and its materialism, technology, war is meaningless. Idealistic youth leave school, work, home. 110/Natanyah/timothylearyposter.jpg.