Reuben Hersh
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Birth Date: 9 Dec 1927
Reuben Hersh was an American mathematician and academic, best known for his writings on the nature, practice, and social impact of mathematics. His work challenges and complements mainstream philosophy of mathematics. --Wikipedia
Photo Attribution: George Bergman, GFDL 1.2 http://www.gnu.org/licenses/old-licenses/fdl-1.2.html, via Wikimedia Commons