The Friendship Factor : Revised, 25th Anniversary Edition (25th anniversary ed.)

At the heart of each relationship, says McGinnis, is the friendship factor - the essential ingredient of warmth and caring.

With captivating case histories and anecdotes about such famous people as George Burns, Howard Hughes, and C.

S. Lewis, McGinnis shares the secret of how to love and be loved.

The first edition of "The Friendship Factor", published in 1979, has sold more than 350,000 copies.