Harold Guskin
Harold Saul Guskin was an American actor and acting coach. He coached Glenn Close, James Gandolfini and Gabriel Macht.
He also coached BAFTA winning Robert Downey Jr at the beginning of RDJ's career.
Early life
He learned playing the trombone in high school but replaced it with theatre, then he started attending acting classes and did bachelor's degree in drama at Rutgers University, then earned a master's from Indiana University Bloomington.Career
In 1970, Guskin began teaching at Illinois Wesleyan University in Bloomington, then moved to the New York University Tisch School of the Arts, where he was not happy with academic world. In the 1980 he joined the Public Theater for three years where he did workshops to introduce his acting techniques.He published a book "How to Stop Acting" a book about acting techniques.