Leipzig moved to Hollywood in 1970 and rose to senior VP of advertising and publicity for United Artists and later Orion Pictures. He worked on Oscar campaigns for such films as “One Flew Over the Cuckoo’s Nest,” “Rocky,” “Annie Hall,” “Amadeus,” and “My Left Foot.”
The New Yorker fought in World War II in the Army Air Force beginning in 1942. He flew 78 combat missions in B-25s in the China-Burma-India and European theaters. His many decorations included the Air Medal with four Oak Leaf clusters and the Distinguished Flying Cross and he was honorably discharged as a captain.
When he returned to civilian life he worked as a a publicist for Loews theaters, Columbia Records and United Artists Records before moving to Hollywood.
In 1996 he returned to New York but continued to consult on the Oscar campaigns of films including “All About My Mother,” “Indochine,” “Talk to Her,” “Crouching Tiger, Hidden Dragon” and “Fog of War.”
Leipzig was a member of the Academy of Motion Pictures Arts and Sciences.
Survivors include two brothers.