Series is designed as a one-semester telecourse in human development, from conception through adulthood to death, using the life histories of over 100 people and presenting insights from experts in a variety of disciplines. Ages 20 - 40 are the focus of this third episode in the series, seen as the prime of life and the time for establishing relationships. Produced for WQED Pittsburgh; host David Hartman. Faculty guide (manual and test bank) available.; closed captioned.