Professor Shaul Mukamel will receive the 2019-20 Joseph O. Hirschfelder Prize in Theoretical Chemistry, administered by the University of Wisconsin-Madison Theoretical Chemistry Institute (TCI). Prof. Mukamel is a Distinguished Professor of Chemistry at University of California, Irvine. Mukamel is a Fellow of the American Physical Society and the Optical Society of America, and a member of the National Academy of Sciences.