Iris von braun biography of albert einstein

Wernher von Braun was a German aerospace engineer and space architect known for being the leading figure in the development of rocket technology in Germany, and for playing a prominent role in different aspects of rocketry and space exploration.

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Key Facts & Information

EARLY LIFE AND EDUCATION

• Wernher von Braun was born on March 23, 1912 in Wirsitz in Posen Province.
• Braun was the second of three sons of a noble Lutheran family.
• Braun’s father, Magnus Freiherr von Braun, was a civil servant and politician who served the Minister of Agriculture in the federal government.
• Braun’s mother, Emmy von Quistorp, was a descendant of Ph

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  Mistaken Identity and Mirror Images: Albert and Carl Einstein, Leiden and Berlin, Relativity and Revolution

  Introduction: Preparations in Leiden

  On December 21, 1919, Hendrik Antoon Lorentz offered Albert Einstein a special position: He was asked if he would like to join the University of Leiden as a bijzonder hoogleraar or, in Lorentz’s words, as a “let’s say ‘special professor.’” The Leiden University Fund (LUF), a private fund supported by donations from alumni and students, would endow the chair, and Einstein would be expected to travel to Leiden only once or twice a year; to hold classes or seminars would be appreciated, but not required.1

  Einstein liked Lorentz’s proposal very much, as he informed his close friend Paul Ehrenfest, who would be his colleague in Leiden. Ehrenfest, in turn, was as “excited as a child” about the “Einstein present” that the Leiden professors were preparing for themselves. Einstein soon started thinking about his inaugural lecture: It would have to be a lecture on the ether, since Lorentz had asked him to discuss publicly his latest views on its existence. In kind consideration of Lorentz’s ideas, but also as a reflection of his latest reassessment of the Mach principle, Einstein now found that all along, instead of claiming the nonexist

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