Conversation so far:
What did Paddy Chayefsky do after World War II?
Returning to the United States, Paddy Chayefsky worked in his uncle's print shop, Regal Press.
What did Paddy Chayefsky do in his uncle's print shop, Regal Press?
Paddy Chayefsky worked in his uncle's print shop, which provided a background for his later teleplay, Printer's Measure, and his story for the movie As Young as You Feel.
How did working at his uncle's print shop provide a background for Paddy Chayefsky's later teleplay, Printer's Measure, and his story for the movie As Young as You Feel?
Were Paddy Chayefsky's teleplay Printer's Measure and the movie As Young as You Feel successful?

Question: What else did he do post-war?
Self-contained rewrite: What else did Paddy Chayefsky do post-World War II besides work at his uncle's print shop?