![ Rabbi David de Sola Pool. Portrait in the public domain.][1]The author explores the origin and language of the Kaddish prayer and attempts to make a connection with other texts. Written by Rabbi David de Sola Pool (1885–1970). Sola Pool served as Rabbi for Congregation Shearith Israel (called the "The Spanish and Portuguese Synagogue"), a Sephardi congregation in New York City. His service with Congregation Shearith Israel (the oldest Jewish synagogue in America established in 1654) began in 1907. [1]: http://upload.wikimedia.org/wikipedia/commons/thumb/5/57/David_de_sola_pool_portrait.jpg/220px-David_de_sola_pool_portrait.jpg