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,
Siegbert Einstein by the Nazis in 1938). Einstein planted a weeping willow in 1951, and the space was opened to the public. Today the space belongs to Jost Einstein, Siegbert's grandson, who is the director of the Center for Nature Conservation of Bad Buchau. After the end of the war, Siegbert married Elsa Schlittler; because she was an Aryan, Siegbert had additional privileges under the Nazis. They had two children, Rolf Einstein and Kurt Einstein, who were raised Protestant Christians. He was a distant relative of Albert Einstein. He died on December 24, 1968 at the age of 79 and was the