Sheldon Bull
Bull has been a professional tv sitcon writer, producer, and director for thirty years.
His career included: writing for M*A*S*H; developing, writing and producing the hit CBS sitcom Newhart; writing and producing the ABC hit Coach starring Craig T. Nelson; and producing, writing and directing the ABC hit series Sabrina-The Teenage Witch.
The Hollywood Standard: The Complete and Authoritative Guide to Script Format and Style (3rd Ed)
A Sense of Dread: Getting Under the Skin of Horror Screenwriting