Harold C. Helgeson (November 13, 1931 – May 28, 2007) was an American scientist and educator. A pioneering theoretical

geochemist Geochemistry is the science that uses the tools and principles of chemistry to explain the mechanisms behind major geological systems such as the Earth's crust and its oceans. The realm of geochemistry extends beyond the Earth, encompassing the e ...

, he was a professor at the

University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California), is a Public university, public Land-grant university, land-grant research university in Berkeley, California, United States. Founded in 1868 and named after t ...

Early life

Born in

Minneapolis, Minnesota Minneapolis is a city in Hennepin County, Minnesota, United States, and its county seat. With a population of 429,954 as of the 2020 United States census, 2020 census, it is the state's List of cities in Minnesota, most populous city. Locat ...

, he grew up in

St. Paul Paul, also named Saul of Tarsus, commonly known as Paul the Apostle and Saint Paul, was a Christian apostle ( AD) who spread the teachings of Jesus in the first-century world. For his contributions towards the New Testament, he is generally ...

. He received a B.S. in geology at

Michigan State University Michigan State University (Michigan State or MSU) is a public university, public Land-grant university, land-grant research university in East Lansing, Michigan, United States. It was founded in 1855 as the Agricultural College of the State o ...

in 1953. Helgeson went to

Harvard University Harvard University is a Private university, private Ivy League research university in Cambridge, Massachusetts, United States. Founded in 1636 and named for its first benefactor, the History of the Puritans in North America, Puritan clergyma ...

for graduate school, supervised by Robert M. Garrels. Helgeson received his Ph.D. in 1962.

References

* Schulte, Mitch (2000). A conversation with Harold Helgeson. The Geochemical News, January 2000. * Shock, Everett L. and Jan P. Amend (2001). A tribute to Hal Helgeson on his 70th birthday. Geochimica et Cosmochimica Acta, Vol. 65, page 3613. * Sverjensky, Dimitri A. (2007)
Obituary
Elements, August. * American geochemists 1931 births 2007 deaths University of California, Berkeley faculty Scientists from Saint Paul, Minnesota Harvard University alumni Michigan State University alumni Recipients of the V. M. Goldschmidt Award {{US-chemist-stub

Early life

References

Further reading