TVC 737.4: Hall of Fame radio broadcaster Don Sainte-Johnn, author of San Francisco's Last Top 40 Disc Jockey, talks to Ed about how he came to choose his radio name; the importance of show prep in the course of a daily broadcast; and the role that Joe Adams, Ray Charles' manager, played early in Don's career. San Francisco's Last Top 40 Disc Jockey is available through Amazon.com.