Ph.D., Theater, New York University. Directing, Acting, History of Theater. Author of Dada Performance; Erik Jan Hanussen; Expressionist Texts; The Grand Guignol: The Theatre of Horror and Terror; Lazzi: The Comic Routines of the Commedia dell’Arte; Mikhoels the Wise; The Seven Addictions and Five Professions of Anita Berber; The Stanislavsky Technique in America; The Stanislavsky Technique: Russia; Voluptuous Panic: The Erotic World of Weimar Berlin; and co-writer of Meyerhold, Eisenstein and Biomechanics: Actor Training in Revolutionary Russia as well as one hundred and thirty articles and entries on American, French, German, Italian, Russian, and Yiddish theater and cinema. Director of over twenty productions in Frankfurt, Houston, New York City, Paris, and Zurich. Former Associate Editor of The Drama Review. Taught at Lee Strasberg Institute, Michael Chekhov Studio, New York University, and Yale University.