James A. Yorke is a distinguished University Professor of Mathematics and Physics and former chair of the Mathematics Department at the University of Maryland, College Park.
Born in Plainfield, New Jersey, United States, Yorke attended The Pingry School, then located in Hillside, New Jersey. In June of 2013, Dr. Yorke retired and stepped down as chair of the University of Maryland's Math department. Yorke is now a Distinguished University Professor Emeritus with the Institute for Physical Science and Technology department at the University of Maryland.
He and Benoit Mandelbrot were the recipients of the 2003 Japan Prize in Science and Technology. Yorke was selected for his work in chaotic systems. In 2012 he became a fellow of the American Mathematical Society.