FBI crime-fighter who enforced the Prohibition as the leader of the Untouchables.
He graduated with a degree in economics from the University of Chicago.
His brother-in-law Alexander Jamie was an FBI agent.
He married three times, and his second wife was the illustrator Evaline Ness, whom he remained with from 1911 to 1986.
Kevin Costner starred in a movie that made him famous, The Untouchables.