Claim: Caryn Mandabach was incapable of producing A Different World.
Evidence: Caryn Mandabach produced ground-breaking US hits including The Cosby Show , Roseanne , A Different World -LRB- 1990 -- 1993 -RRB- , Grace Under Fire -LRB- 1993 -- 1998 -RRB- , Cybill -LRB- 1995 -- 1998 -RRB- , 3rd Rock from the Sun -LRB- 1997 -- 2001 -RRB- , That '80s Show -LRB- 2002 -RRB- , That '70s Show -LRB- 1998 -- 2004 -RRB- , and Grounded for Life -LRB- 2001 -- 2005 -RRB-.