American painter Joseph Duncan Gleason started working for an engraving company when he was only 14, but later became known as a landscape painter and painter of maritime subjects. Gleason studied in Los Angeles, San Francisco, Chicago, and New York. He also illustrated numerous books about oceanic history. He also was a very successful gymnast who won a total of 11 International Championships on the rings and was an accomplished sailor. In 1924 he finally settled in Los Angeles. Gleason later worked for several well-known Hollywood movie studios, including as a stuntman and production designer.