Which occupation was common to Rudolph Polk and Joel Schumacher ?
Rudolph Polk: Rudolph ("Rudy") Polk (25 November 1892 New York, New York – 16 June 1957 Los Angeles) was an American concert violinist based in New York City during his early years and, during his later years, a Hollywood film director, film industry executive, and artist manager for Jascha Heifetz, Vladimir Horowitz, José Iturbi, and Gregor Piatigorsky. Joel Schumacher: Joel T. Schumacher (born August 29, 1939) is an American film director, screenwriter, and producer.
film director,