Hans Albert Einstein
Hans Albert Einstein was born on May 14, 1904 in Bern, Switzerland, where his father, Albert Einstein, worked as a clerk in the patent office. His father was of German-Jewish descent and his mother, Mileva Marić, Serbian-Orthodox. His younger brother, Eduard Einstein, was born in 1910 and died in 1965. The fate of his older sister, Lieserl Einstein, Albert Einstein's and Mileva Marić's first child, is unknown. Their parents divorced in 1919 after living apart for five years.
Hebrew University of Jerusalem
In his Will, Albert Einstein left the Hebrew University his personal papers and the copyright to them. The Albert Einstein Archives contain some 55,000 items. In March, 2012 the University announced that it had digitized the entire archive, and was planning to make it more accessible online. Included in the collection are his personal notes, love letters to various women, including the woman who would become his second wife, Elsa.