. . "1906Z"^^ . . "American neuroscientist and activist" . . . . . "1997Z"^^ . "Wald, George"@en . . "George Wald"@en . "George Wald (November 18, 1906 \u2013 April 12, 1997) was an American scientist who is best known for his work with pigments in the retina. He won a share of the 1967 Nobel Prize in Physiology or Medicine with Haldan Keffer Hartline and Ragnar Granit."@en . "1906-11-18Z"^^ . . "1997-04-12Z"^^ . .