Walter Alvarez (born 1940)
Born 1940 CE.
Walter Alvarez (born October 3, 1940) is an American professor in the Earth and Planetary Science department at the University of California, Berkeley. He and his father, Nobel Prize–winning physicist Luis Alvarez, developed the theory that dinosaurs were killed by an asteroid impact.
Text from the Wikipedia article Walter_Alvarez, licensed CC BY-SA 4.0.