RECONSTRUCTIONIST JUDAISM. Reconstructionist Judaism originated in the philosophy of Mordecai Kaplan (1881–1983) and is widely considered the fourth religious denomination of American Jewry, along with Reform, Conservative, and Orthodox. Kaplan coined the term Reconstructionism in his major work, Judaism as a Civilization (1934), to define his intentions for making Judaism in the United States meet the needs of the generation of the children of eastern European immigrants who arrived in the United States in the early twentieth century and those who were born in the country subsequently. He believed Judaism as practiced in Europe would not be viable in the American environment, and he sought to create a blueprint for a new way of being Jewish that would combine the best features of traditional Judaism with the American way of life. He chose the term reconstruct because it indicated both a respect for Jewish tradition and an awareness...