Conversation so far:
What kind of work did David Attenborough do before working at BBC?
After leaving the Navy, Attenborough took a position editing children's science textbooks for a publishing company.
Did he like this type of work?
He soon became disillusioned with the work and in 1950 applied for a job as a radio talk producer with the BBC.

Question: What did he do at the BBC?
Self-contained rewrite: What did David Attenborough do at the BBC?