swap_horiz Donald A. Swanson Alternatives

1

Harry Hess

Harry Hammond Hess (1906–1969) was an American geologist and a professor at Princeton University. He served as an office...

American 20TH Century Historical Plate Tectonics

9.5 Brilliant

2

James Dwight Dana

James Dwight Dana (1813-1895) was an American geologist, mineralogist, and zoologist who made significant contributions...

American 19TH Century Historical Mineralogy

9.4 Excellent

3

George Patrick Leonard Walker

George Patrick Leonard Walker (1926-2005) was a British volcanologist who studied how explosive eruptions produce, trans...

20TH Century British Volcanology Pyroclastic Rocks

9.4 Excellent

4

William Maurice Ewing

William Maurice Ewing (1906-1974) was an American geophysicist and oceanographer whose research helped establish modern...

American 20TH Century Oceanography Seismic Refraction

9.4 Excellent

5

John Suppe

John Suppe is an American structural geologist whose work focuses on the deformation of the Earth’s crust, especially th...

American 20TH Century Structural Geology Fault Bend Folding

9.4 Excellent

6

J. John Sepkoski Jr.

J. John Sepkoski Jr. (1948-1999) was an American paleontologist whose research used large fossil databases to study the...

American 20TH Century Extinction Paleontology

9.4 Excellent

7

John Ostrom

John Ostrom (1928–2005) was an American paleontologist whose work fundamentally altered modern paleontology and evolutio...

American 20TH Century Historical Theropods

9.3 Excellent

8

Charles Richter

Charles Francis Richter was an American seismologist and physicist who spent most of his career at the California Instit...

American 20TH Century Historical Seismology

9.3 Excellent

9

Harlen Bretz

Harlen Bretz was an American geologist whose fieldwork in the early 20th century led to a radical theory about the forma...

American 20TH Century Historical Geomorphology

9.3 Excellent

10

Don Anderson

Don L. Anderson was an American geophysicist and seismologist who served as a professor at the California Institute of T...

American 20TH Century Historical Geophysics

9.2 Excellent

11

Robert L. Folk

Robert L. Folk was an American geologist and sedimentary petrologist whose work gave geologists practical systems for cl...

American 20TH Century Sedimentology Carbonate Petrography

9.2 Excellent

12

James Burleigh Thompson Jr.

James Burleigh Thompson Jr. was an American geologist whose research helped shape modern metamorphic petrology, the stud...

American 20TH Century Metamorphic Petrology Phase Petrology

9.2 Excellent

13

Maurice Ewing

Maurice Ewing was an American geophysicist and oceanographer who founded the Lamont Geological Observatory at Columbia U...

American 20TH Century Historical Geophysics

9.1 Excellent

14

Alexander R. McBirney

Alexander R. McBirney was an American geologist and petrologist known for experimental studies of igneous rocks and fiel...

American 20TH Century Igneous Petrology Volcanology

8.7 Great

15

David Johnston

David A. Johnston (1949–1980) was an American volcanologist with the United States Geological Survey. On May 18, 1980, h...

American 20TH Century Historical Volcanology

8.6 Great

16

Thomas Alfred Jaggar

Thomas Alfred Jaggar was an American volcanologist who founded the Hawaiian Volcano Observatory in 1912, establishing th...

American Hawaii 20TH Century Historical

8.5 Great

17

Frank Alvord Perret

Frank Alvord Perret was an American inventor and volcanologist who pioneered the use of instruments to observe and measu...

American 20TH Century Historical Observation

8.1 Great

18

Alexander McBirney

Alexander McBirney was an American volcanologist and geologist affiliated with the University of Oregon. He conducted ex...

American 20TH Century Historical Igneous Petrology

7.7 Good

19

Dragoslav Ninkovich

Dragoslav Ninkovich was a marine geologist associated with Columbia University's Lamont-Doherty Earth Observatory. He ma...

American 20TH Century Volcanology Marine Geology

7.6 Good

20

Donald Peterson

Donald Peterson was an American scientist recognized for his valuable contributions to geological research and the broad...

American 20TH Century Historical Usgs

4.9 Poor