Joseph Raihelgauz
Joseph Leonidovich Raihelgauz is a Soviet and Russian theater director, teacher; People's Artist of Russia, professor of the Russian University of Theatre Arts, founder and artistic director of the Moscow theater :ru:Школа современной пьесы|School of Modern Drama. Member of the Public Council of the Russian Jewish Congress.
In 2012, he signed an open letter calling for the release of the participating group Pussy Riot.
