Hoffmann became Einstein’s biographer in 1972 when he co-authored Albert Einstein: Creator and Rebel with Einstein's secretary, Helen Dukas.
Dr. Nathan was a close friend of Albert Einstein for many years and was designated by Einstein as co-trustee of his literary estate with Helen Dukas.
Helen Mirren | Helen Keller | Helen | Helen of Troy | Helen Hayes | Helen Clark | Helen Reddy | Helen Frankenthaler | Helen Hunt | Helen Humes | Helen Razer | Helen Fielding | Helen Allingham | Helen Storrow | Helen Shaver | Helen Caldicott | Helen Sjöholm | Helen Sharman | Helen Nicol | Helen Morgan | Helen Merrill | Helen Hay Whitney | Helen Hanft | Helen Fein | Helen Dunmore | Helen Callaghan | Helen Baylor | Helen Thomas | Helen Reimensnyder Martin | Helen Lewis |