Kenneth Waltz1, whose name is also translated as Waltz, was born in June 1924 in Ann Arbor, Michigan, USA. He received his master's degree and doctorate in political science from Columbia University in 1950 and 1954 respectively. degree, and has taught at Columbia University, University of California, Berkeley, and other schools. He has served as a member of the U.S. Foreign Policy Council and president of the American Political Science Association, and won the "James Madison Award for Outstanding Academic Contribution to Political Science". Retired in 1994 and became a lifelong professor emeritus in the Department of Political Science at the University of California, Berkeley. His major works include "Man, State and War" (1959), "Foreign Policy and Democratic Politics" (1967) and "International Political Theory" (1979). Among them, "International Political Theory" has been hailed as a "contemporary classic" since its publication. It is by far the most influential and most cited book in the field of international relations.