The American president’s time is among his scarcest resources, which is why “scheduling” gets vetted carefully, allocated systematically, and implemented fastidiously. Countless anecdotes notwithstanding, systematic evidence and analysis about presidents’ workways remain thin. Here we offer a first look inside modern presidents’ work patterns using comprehensive, inter-personally comparable data on presidents’ public and private activities during a representative sample of days from 1961-2008, Kennedy through Bush 43.