Conversation so far:
who won the academy award for best actor in 1939
Spencer Tracy won the Academy Award for Best Actor in 1939 for the film Boys Town.
what is the film boys town about
Boys Town is a film based on Father Edward J. Flanagan's work with a group of underprivileged and delinquent boys in a home that he founded and named Boys Town.
what character did spencer tracy play in the film boys town
The film Boys Town stars Spencer Tracy as Father Edward J. Flanagan

Question: who wrote the film
Self-contained rewrite: who wrote the film boys town