G. Brent Dalrymple (born May 9, 1937) is an American

geologist A geologist is a scientist who studies the solid, liquid, and gaseous matter that constitutes Earth and other terrestrial planets, as well as the processes that shape them. Geologists usually study geology, earth science, or geophysics, althoug ...

, author of ''The Age of the Earth'' and ''Ancient Earth, Ancient Skies'', and

National Medal of Science The National Medal of Science is an honor bestowed by the President of the United States to individuals in science and engineering who have made important contributions to the advancement of knowledge in the fields of behavioral and social scienc ...

winner. He was born in

Alhambra, California Alhambra (, , ; from "Alhambra") is a city located in the western San Gabriel Valley region of Los Angeles County, California, United States, approximately eight miles from the Downtown Los Angeles civic center. It was incorporated on July 11 ...

. After receiving a

Ph.D. A Doctor of Philosophy (PhD, Ph.D., or DPhil; Latin: or ') is the most common degree at the highest academic level awarded following a course of study. PhDs are awarded for programs across the whole breadth of academic fields. Because it is ...

from

University of California, Berkeley The University of California, Berkeley (UC Berkeley, Berkeley, Cal, or California) is a public land-grant research university in Berkeley, California. Established in 1868 as the University of California, it is the state's first land-grant u ...

, Dalrymple went to work at the

U.S. Geological Survey The United States Geological Survey (USGS), formerly simply known as the Geological Survey, is a scientific agency of the United States government. The scientists of the USGS study the landscape of the United States, its natural resources, and ...

(USGS) in

Menlo Park, California Menlo Park is a city at the eastern edge of San Mateo County within the San Francisco Bay Area of California in the United States. It is bordered by San Francisco Bay on the north and east; East Palo Alto, Palo Alto, and Stanford to the south; ...

. In 1994 he left the USGS to accept a position at

Oregon State University Oregon State University (OSU) is a public land-grant, research university in Corvallis, Oregon. OSU offers more than 200 undergraduate-degree programs along with a variety of graduate and doctoral degrees. It has the 10th largest engineering co ...

, where he served on the faculty until retiring in 2001. He is a member of the

National Academy of Sciences The National Academy of Sciences (NAS) is a United States nonprofit, non-governmental organization. NAS is part of the National Academies of Sciences, Engineering, and Medicine, along with the National Academy of Engineering (NAE) and the Nati ...

. In 2003, Dalrymple was awarded the

. He was presented with the Medal at a ceremony in 2005. Since 2013, Dalrymple has been listed on the Advisory Council of the

National Center for Science Education The National Center for Science Education (NCSE) is a not-for-profit membership organization in the United States whose stated mission is to educate the press and the public on the scientific and educational aspects of controversies surrounding t ...

Selected publications

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References

Sources

American Geophysical Union
(includes photo)

External links

Oral history interview transcript with Brent Dalrymple on 7 June 2021, American Institute of Physics, Niels Bohr Library & ArchivesA Natural History of Time
by Brent Dalrymple

1937 births American geologists Critics of creationism Occidental College alumni Oregon State University faculty University of California, Berkeley alumni Living people National Medal of Science laureates United States Geological Survey personnel Members of the United States National Academy of Sciences Fellows of the American Geophysical Union Tectonicists {{US-geologist-stub