Samuel L. Greitzer (August 10, 1905 – February 22, 1988) was an American mathematician, the founding chairman of the United States of America Mathematical Olympiad, and the publisher of the precollege mathematics journal Arbelos. Together with H.S.M. Coxeter in 1967, Greitzer coauthored the well-received textbook Geometry Revisited, which has remained in print for more than 40 years. Biography Born in the Russian Empire, Greitzer moved to the United States in 1906, graduated from Stuyvesant High School, received his bachelor's degree in 1927 from City College of New York, and later earned a Ph.D. from Yeshiva University. He held academic positions at Yeshiva University, Brooklyn Polytechnic Institute, Columbia University, and Rutgers University. In the 1970s, he directed a National Science Foundation summer program at Rutgers for high-ability high-school math students. Samuel Greitzer and his wife Ethel had one son. Samuel died on February 22, 1988, in Metuchen, New Jersey. Selected publications References External links 1905 births 1988 deaths 20th-century American mathematicians Geometers Emigrants from the Russian Empire to the United States City College of New York alumni Yeshiva University alumni Stuyvesant High School alumni People from Metuchen, New Jersey Yeshiva University faculty Columbia University faculty Rutgers University faculty Polytechnic Institute of New York University faculty Mathematicians from New York (state)