He earned a master's degree from the University of Mannheim in 1999 and a Ph.D. in 2003.

He earned his bachelor's degree from the University of Texas and his Ph.D. from Berkeley.

She received a medical degree from the University of Oklahoma in 1970 and a Ph.D. in biochemistry from there in 1973.

He received bachelor's and master's degrees from the University of Chicago and a Ph.D. from Yale.

He received a master's degree from the University of Chicago and a Ph.D. from Columbia University.

He received a law degree from the University of Nebraska in 1963 and his Ph.D. in agricultural economics from the same institution in 1966.

He received a master's degree from the University of Minnesota in 1934 and a Ph.D. in plant ecology from Yale.

He received his undergraduate education at University of Rochester and his Ph.D. from Cornell University.

He earned his bachelor's degree in Japanese literature from the University of Tokyo in 1932, as well as its Ph.D. in 1962.

She received a degree in comparative linguistics at the University of Chicago in 1931 and a Ph.D. at Yale in 1935.