Rabbi Mark S. Diamond is executive vice president of the Board of Rabbis of Southern California, a multi-denominational organization of 330 rabbis. Rabbi Diamond is a senior rabbinic fellow of the Shalom Hartman Institute in Jerusalem and serves on the Ethics Resource Committee of Children’s Hospital of Los Angeles. The rabbi is president of the Los Angeles Council of Religious Leaders and led the Council's February 2005 interfaith trip to Israel. In April 2006, he brought forty African Methodist Episcopal pastors, rabbis, synagogue and church members on a relief mission to rebuild homes and lives devastated by Hurricane Katrina. Rabbi Diamond headed an interreligious delegation of Christian, Jewish and Muslim leaders on a January 2008 mission to the Vatican and Israel, highlighted by an audience with Pope Benedict XVI.