Bill Cosby's career not defined by "The Cosby Show"
Comedian was pioneering black actor, notable philanthropist
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New book chronicles Cosby's influential life
NBC was wary of “The Cosby Show.”
Sure, Bill Cosby was a successful advertising pitchman and in-demand comedian. But for all his success, he hadn’t had a hit prime-time television show since “I Spy” in the ‘60s.
Little did they know.
“The Cosby Show,” starring Cosby as doctor and f