American mathematician whose equation for deciding crystal structures changed chemistry forever. He was granted the 1985 Nobel reward in Chemistry for his innovative work. He acquired an M.A. level in mathematics from Columbia University or college in 1939. He was among 21 Nobel Laureates who authorized the Humanist Manifesto in 2003, that was the 3rd Humanist Manifesto. He previously two children along with his wife Edith Citrynell. The few wedded in 1940. He received the Nobel Reward in Chemistry four years after Roald Hoffmann do.