Born August 16, 1905, Bydgoszcz, Poland, died February 13, 1980, Warsaw, Poland, Polish cryptographer who helped break the Enigma codes prior to the work at Bletchley Park.
Education: MPhil, University of Poznan, 1929.
Professional Experience. insurance underwriting, Göttingen, 1929-1930; lecturer, Institute of Mathematics, University of Poznan, 1930-1932; Polish Cipher Bureau, 1932-1945; Clerk, Bydgoszcz, 1945-1967.
Rejewski, Marian, "How Polish Mathematicians Deciphered the Enigma," Ann. Hist. Comp., Vol. 3, No. 3, 198 1, pp. 213-234. [Includes afterwords by Cipher A. Deavours and I. J. Good.]
Portrait added (MRW, 2013)
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