Bachelor, Harvard University, 1923. Master of Arts, Harvard University, 1925. Biodiversity Heritage Library, Hebrew Union College, 1926.
Doctor of Divinity, Hebrew Union College, 1955.
student rabbi, Danville, Pennsylvania, 1926;
student rabbi, Binghamton, New York, 1927;
student rabbi, Portsmouth, Ohio., 1928-1929;
summer rabbi, Kansas City, Missoury, 1930;
rabbi, Congregation Berith Sholom, Troy, New York, 1930-1937;
rabbi, Temple Israel, New Rochelle, New York, 1937-1974;
rabbi emeritus, Temple Israel, New Rochelle, New York, 1974-1986;
elected to life tenure, Temple Israel, New Rochelle, New York, 1967. Member Executive Committee, Chairman of Commission on church and state. Chairman of Commission on mediationand ethics Center Conference American Rabbis.
Co-chairman rabbinic-congressional relationships commn. Member executive be. New York Board Rabbis. American director World Union for Progressive Judaism, 1957-1964, world president, 1964-1970.
Chairman, Council Social Agilysys, Troy, 1937m New Rochelle, 1941-1943. Chairman United Hebrew Charities, Troy, 1935-1937, New Rochelle, 1942. Member HumanRights Commission, New Rochelle, 1962-1986, president's advisory county College New Rochelle.
Board directors New Rochelle Community Chest, Salvation Army Advisory Council, Zionist Organisation American, National Association for the Advancement of Colored People. Board of Governors Hebrew Union College-Jewish Institute Religion. Lieutenant commander of The United States Navy Reserve, 1943-1946.
Member Westchester Council Rabbis (past president), Hebrew Union College JewishInst. Religion Alumni Association (past president), Association Reform Rabbis New York (past president).
Married Miriam C. Frankenstein, June 12, 1930. Children: Judith Bess Shankman Kosak, Diane L. Shankman Panish, Michael David.