The Kavli Institute for Theoretical Physics is internationally renowned among the world's scientists, particularly physicists.The KITP's mission is to serve as a users facility, and for over twenty-five years, the institute has been hosting the world's most prominent physicists at programs and conferences designed to provoke interactions leading to insights into the most intellectually provocative scientific questions of the day. To date, two of the institute's five directors have won Nobel Prizes, and nine Nobel Laureates have served as advisors on its national scientific board.The institute's visitors number over one thousand annually. It is a vibrant and uniquely valuable users facility providing leadership for the future of science.