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 in popular culture on a computer or smartphone. The project was created in collaboration with the Albert Einstein Archives Jerusalem and presented 2015 on the crowdfunding platform Kickstarter where the campaign was supported by 2334 backers. Each letter of the font is based on Einstein's manuscripts, different variations of each letter are stored in the font and exchanged automatically during typing to create a natural look. The Albert Einstein font was used to reenact the 1932 letter exchange between Einstein and Sigmund Freud. In 2017 at the 85th anniversary of the exchange, which was published in 1933 under the title "Why War", Harald