Fritz Kahn Fritz Kahn Fritz Kahn (29 September 1888 – 14 January 1968) was a German Jewish physician who published popular science books and is known for his illustrations, which pioneered infographics. Fritz Kahn was born in Halle an der Saale, Germany, the son of Arthur Kahn, a physician and author, and Hedwig Kahn, "née" Schmuhl. His father emigrated to the USA shortly after his birth, settling in Hoboken, New Jersey. Around 1893, after establishing his practise, he sent for his wife and son, and Fritz Kahn started school there. The family later moved to Manhattan, but in 1895 his mother returned
David Kahn (writer) the "Cryptologia" journal. In 1969, Kahn married Susanne Fiedler; they are now divorced. They have two sons, Oliver and Michael. He attended Bucknell University. After graduation, he worked as a reporter at "Newsday" for several years. He also served as an editor at the "International Herald Tribune" in Paris for two years in the 1960s. It was during this period that he wrote an article for the "New York Times Magazine" about two defectors from the National Security Agency. This article was the origin of his monumental book, "The Codebreakers". "The Codebreakers" comprehensively chronicles the history of cryptography from ancient