Mort Kamien is an industrial organization economist whose research has focused on the theory of how business firms compete with each other along a variety of dimensions. He has contributed to the founding of the modern theory of limit pricing under. He was instrumental in developing the theory of patent races and has also made seminal contributions to the theory of patent licensing; to the theory of monopolization through acquisition; to the theory of research joint; and to the analysis of Cournot competition among firms over time as a differential game. His books Market Structure and Innovation and Dynamic Optimization: The Calculus of Variations and Optimal Control in Economics and Management Science coauthored with Nancy Schwartz are classics. He is a Fellow of the Econometric Society, is listed in Who’s Who in Economics, and was awarded an honorary Doctor of Economics degree by Purdue University in 2001.