Conversation so far:
What was Billy Taylor up to during his mid career?
In 1952 Billy Taylor composed one of his most famous tunes, I Wish I Knew How It Would Feel to Be Free.
Why was I Wish I Knew How It Would Feel to Be Free by Billy Taylor a popular song?
Nina Simone covered the song in her 1967 album Silk & Soul. The instrumental version is widely known in the UK, used for BBC Television's long-running Film... program.
Did Billy Taylor do anything other than compose music?
In 1958, Billy Taylor became music director of NBC's The Subject Is Jazz, the first television series focusing on jazz.
Was Billy Taylor affiliated with a TV network?
NBC's The Subject Is Jazz was produced by the new National Educational Television Network.
Did Billy Taylor work in radio at all?
Billy Taylor also worked as a DJ and program director on a radio station.
Was there a particular radio station Billy Taylor worked for?
WLIB
What city was WLIB in?
New York

Question: What years was he doing this?
Self-contained rewrite: What years was Billy Taylor working as DJ and program director on radio station WLIB in New York?