Conversation so far:
Was there anything you found interesting?
During the late 1940s, he began working full-time on short stories and radio scripts.
What was the name of one of his short stories?
The Meanest Man in the World (with James Stewart), Cavalcade of America.
When did he write it?
the late 1940s.
Did he win any awards?
CANNOTANSWER.
Did he write anything else?
During 1951-52, Chayefsky wrote adaptations for radio's Theater Guild on the Air: The Meanest Man in the World.
What was The Meansest Man in the World about?
CANNOTANSWER.
Does he wrote anymore scripts?
The Man Who Made the Mountain Shake.

Question: When does he write that?
Self-contained rewrite: When did Paddy Chayefky write The Man Who Made the Mountain Shake?