- Steven M Colman Ph.D., Paleolimnology, Paleoclimatology, Quaternary Stratigraphy, and Chronology
- Dave Darby Ph.D., Paleontology, Stratigraphy
- James A. Grant Ph.D., Metamorphic Petrology, Geochemistry, Isotope Geochemistry
- John Green Ph.D., Igneous Petrology, Volcanology, Mineralogy
- John Goodge Ph.D., Tectonics, Petrology, Structural Geology, Thermochronology — Goodge Research Website
- Vicki Hansen Ph.D., Tectonic Processes on Earth, Venus, and Mars
- Timothy B. Holst Ph.D., Structure Geology, Geotectonics, Geophysics, Precambrian Tectonics
- Thomas C. Johnson Ph.D., Sedimentary Processes, Paleoclimatology, Paleoceanography
- James D. Miller Jr. Ph.D., Igneous Petrology, Geochemistry, Mineral Resources
- Howard D. Mooers Ph.D., Hydrology, Archaeological Geology
- Penelope Morton Ph. D., Economic, Geochemistry, Magmatic Ore Deposits
- Ronald Morton Ph.D., Economic, Massive Sulfides, Volcanology
- Nigel Wattrus Ph.D., Marine Geophysics, Seismology, Tomographic Modeling