Production

2012

(52 episodes) … Executive Producer

2008

(73 episodes) … Producer

2006

(24 episodes) … Producer

2005

(87 episodes) … Producer

2001

(13 episodes) … Producer

1997

(51 episodes) … Producer

1993

(22 episodes) … Producer

1992

(101 episodes) … Producer

1984

(196 episodes) … Producer

Writing

2008

(7 episodes) … Writer

2005

(11 episodes) … Writer

2004

(1 episode) … Writer

1997

(2 episodes) … Writer

1990

(7 episodes) … Writer

1987

(3 episodes) … Writer

1984

(14 episodes) … Writer

1983

(1 episode) … Writer

1982

(19 episodes) … Writer

1978

(2 episodes) … Writer

Creator

—

… Creator

2012

… Creator

2008

… Creator

2005

… Creator

1997

… Creator

Directing

2008

(4 episodes) … Director

2005

(5 episodes) … Director

1997

(5 episodes) … Director