The Arthur L. Day Medal is a prize awarded by the Geological Society of America, established in 1948 by Arthur Louis Day for "outstanding distinction in contributing to geologic knowledge through the application of physics and chemistry to the solution of geologic problems". The Geological Society of America (or GSA) is a nonprofit organization dedicated to the advancement of the geosciences. ... Arthur Louis Day (20 October 1869 – 2 March 1960) was an American geological physicist. ...

List of winners

Edward A. Ted Irving (born 1927) CM, ScD, FRSC, FRS is a geologist and emeritus scientist with the Geological Survey of Canada. ... Cover of David Walkers Appeal to the Colored Citizens of the World David Walker (September 28, 1785 - June 28, 1830) was a black abolitionist. ... Susan Elizabeth Werner Kieffer is an American physical geologist and planetary scientist. ... Ian Carmichael as Lord Peter Wimsey Ian Carmichael OBE (born 18 June 1920) is a British film, stage and television actor. ... William Sefton Fyfe CC (born June 4, 1927) is a Canadian geologist and Professor Emeritus in the department of Earth Sciences at the University of Western Ontario. ... Prof Dan McKenzie, CH, FRS ( 1942) is a Professor of Geophysics at Cambridge University, and one-time head of the Bullard Laboratories. ... Claude (Jean) Allègre (born 31 March 1937) is a French politician and geochemist. ... Don L. Anderson (* 5th March, 1933, in Frederick, Maryland, USA) is a US geophysicist who has made important contributions to the determination of the large-scale structure of the Earths interior, especially using seismological methods. ... Wallace S. Broecker is the Newberry Professor of Geochemistry at Columbia University. ... Eugene Shoemaker at a stereoscopic microscope used for asteroid discovery Eugene Merle Shoemaker (or Gene Shoemaker) (April 28, 1928 – July 18, 1997) was one of the founders of the fields of planetary science and is best known for co-discovering the Comet Shoemaker-Levy 9 with his wife Carolyn... Professor Henry (Harry) George Thode, CC , MBE , Ph. ... Walter Maurice Elsasser (born March 20, 1904, in Mannheim, Germany; died October 14, 1991, in Baltimore) was a physicist and is considered father of the geodynamo theory. ... Doctor Samuel Epstein is a medical doctor and professor emeritus of environmental medicine at the University of Illinois who is perhaps best known for his contributions to environmental medicine, and his contributions towards cancer prevention. ... Alan Cox (born 1968) is a programmer heavily involved in the development of the Linux kernel since its early days (1991). ... Alfred Edward Ted Ringwood FRS (19 April 1930 - 12 November 1993) was an Australian geologist. ... Dr. Frank Press (born December 4, 1924) is an American geophysicist. ... Harold Urey, circa 1963. ... Frederick John Vine (born June 17, 1939) is a marine geologist and geophysicist and was a key contributor to the theory of plate tectonics. ... Robert Minard Garrels (1916–1988) was an American geochemist. ... Walter Heinrich Munk (born October 19, 1917) is a major contributor to the field of physical oceanography and geophysics. ... Keith Edward Bullen (1906-1976) was a New Zealand-born mathematician and geophysicist. ... Hatten Yoder (1921-) is a geophysicists who has conducted pioneering work on minerals under high pressure and temperature. ... Willard Frank Libby (December 17, 1908 – September 8, 1980) was an American chemist, famous for his role in the development of radiocarbon dating, a process which revolutionised archaeology. ... Sir Edward Teddy Crisp Bullard (September 21, 1907 - April 3, 1980) was a geophysicist born into a wealthy brewing family in Norwich, England. ... This article or section does not cite its references or sources. ... Alfred Otto Carl Nier (May 28, 1911 - May 16, 1994) was an American physicist who pioneered the development of mass spectrometry and used it in innovative ways to establish some major scientific results. ... Marion King Hubbert (October 5, 1903 - October 11, 1989) was a geophysicist who worked at the Shell research lab in Houston, Texas. ... Martin Julian Burger (April 8, 1903-February 26, 1986) was an American crystallographer. ... William Maurice Doc Ewing (May 12, 1906 – May 4, 1974) was an American geophysicist and oceanographer. ...

External links

• About the GSA Awards & Medals