swap_horiz Robert Ehrlich 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

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

3

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

4

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

5

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

6

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

7

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

8

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

9

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

10

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

11

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

12

John Imbrie

John Imbrie was an American paleoceanographer who significantly advanced the understanding of Earth's climate history. H...

American 20TH Century Historical Paleoclimatology

9.1 Excellent

13

Walter Pitman

Walter Pitman was an American geophysicist and marine geologist whose research at Columbia University's Lamont-Doherty G...

American 20TH Century Seafloor Spreading Paleomagnetism

9.1 Excellent

14

Susan Werner Kieffer

Susan Werner Kieffer is an American geologist and geophysicist whose work examines the fluid dynamics of explosive volca...

American 20TH Century Geophysics Impact Craters

9.1 Excellent

15

James Hays

James Hays is an American paleoclimatologist and oceanographer known for his research on deep-sea sediment cores. He was...

American 20TH Century Paleoclimatology Orbital Forcing

9.0 Excellent

16

Stanley R. Hart

Stanley R. Hart is an American geochemist whose research uses isotope systems to study the chemical evolution of Earth's...

American 20TH Century Geochemistry Isotope Geochemistry

9.0 Excellent

17

Robert Folk

Robert L. Folk was an American sedimentologist and petrologist who taught at the University of Texas at Austin. He devel...

American 20TH Century Historical Sedimentology

8.4 Great

18

Raymond Siever

Raymond Siever was an American geologist who spent his academic career at Harvard University as a professor of geology....

American Education 20TH Century Historical

8.3 Great

19

Francis Pettijohn

Francis J. Pettijohn was an American sedimentologist and a prominent professor of geology at Johns Hopkins University. H...

American 20TH Century Historical Sedimentology

8.2 Great

20

William Krumbein

William Christian Krumbein (1902–1979) was an American geologist who pioneered the application of quantitative and stati...

American 20TH Century Historical Sedimentology

8.2 Great