What does it take to transition the most powerful office in the world? The countdown to January 20th begins long before America picks its next president. Transition of Power: The Presidency is an inside look at the hand-over process from election to inauguration, and its key milestones including security briefings, cabinet selection and the transfer of the nuclear football. In the 220 years since George Washington first stepped down from office the presidency has changed hands 43 times. Rare archival material of the most notable transitions in history highlights this uniquely American tradition as it endures through times of war, scandal, and sudden tragedy.