Stella Adler
Harold Edgar Clurman (September 18, 1901 – September 9, 1980) was an American theatre director and drama critic. In 2003, he was named one of the most influential figures in U.S. theater by PBS. He was one of the three founders of New York City's Group Theatre (1931–1941). He directed more than 40 plays in his career and, during the 1950s, was nominated for a Tony Award as director for several productions. Wikipedia