
The History of Concrete
Production

Ronald Bronstein is an American film director, screenwriter, editor and actor. He directed, wrote and edited the 2007 film Frownland. He is also known as a prominent collaborator of the Safdie brothers, having acted as editor on all their features and co-written all their screenplays since 2009's Daddy Longlegs.
Biography from Ronald Bronstein on Wikipedia, available under CC BY-SA 4.0. View contributors.
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