Background
Zen, E-an was born on May 31, 1928 in Peking, China. Son of Hung-chun and Heng-chi'h (Chen) Zen. came to the United States, 1946, naturalized, 1963.
任以安
Zen, E-an was born on May 31, 1928 in Peking, China. Son of Hung-chun and Heng-chi'h (Chen) Zen. came to the United States, 1946, naturalized, 1963.
Received A.B from Cornell University in 1951, M.A from Harvard University in 1952, and Doctor of Philosophy from Harvard University in 1955.
Research fellow, Woods Hole Oceanographic Institute, 1955-1956;
research associate, Woods Hole Oceanographic Institute, 1956-1958;
assistant professor, U. North Carolina, 1958-1959;
geologist, United States Geological Survey, 1959-1980;
research geologist, United States Geological Survey, 1981-1989. Adjunct Professor geology U. Maryland., since 1990. Visiting associate professor California Institute Technology, 1962.
Crosby visiting professor Massachusetts Institute of Technology, 1973. Harry H. Hess senior visiting fellow Princeton University, 1981. Counselor 28th International Geological Congress.
1986-1989.
Fellow American Association for the Advancement of Science, American Academy Arts and Sciences, Geological Society American (councillor 1985-1988, vice president 1991, president 1992, Day medal 1986), Mineral. Society American (county 1975-1977, president 1975-1976, Roebling medal 1991). Member NAS, Geological Society Washington (president 1973).