Albert Einstein Elsa to join him as his special guests. Walter Isaacson, Einstein's biographer, described this as "one of the most memorable scenes in the new era of celebrity". Chaplin visited Einstein at his home on a later trip to Berlin, and recalled his "modest little flat" and the piano at which he had begun writing his theory. Chaplin speculated that it was "possibly used as kindling wood by the Nazis." In February 1933 while on a visit to the United States, Einstein knew he could not return to Germany with the rise to power of the Nazis under Germany's new chancellor,
Albert Einstein Institution use of nonviolent action". To further this mission, the Institution has supported research projects; actively consulted with resistance and pro-democracy groups from Burma, Thailand, Egypt, Tibet, Serbia, Equatorial Guinea, the Occupied Palestinian Territories, and elsewhere; and worked to publicize the power and potential of nonviolent struggle around the world through educational materials, scholarly writings, workshops, and the media. The Albert Einstein Institution was founded in 1983 and operates out of a small office in East Boston, Massachusetts. A feature documentary by Scottish director, Ruaridh Arrow, "How to Start a Revolution", about the global influence of the Albert Einstein Institution and