Karen H. Johannesson, Ph.D. University of Nevada, Reno, 1993

Professor
Low-temperature aqueous geochemistry and biogeochemistry, emphasizing trace element speciation, chemical hydrogeology, and biogeochemical cycling of trace elements (e.g., arsenic, selenium, and REEs) in the environment.

Ronald L. Parsley, Ph.D. University of Cincinnati, 1969

Professor
Phylogenetics, functional morphology, paleoecology, Mode and tempo of evolution of Lower Paleozoic primitive Echinodermata, Paleobiology and paleoecology of Lower Paleozoic faunas.

Torbjörn E. Törnqvist, Ph.D. Utrecht University, 1993

Professor
Chair, Department of Earth and Environmental Sciences
Quaternary geology, Fluvial and deltaic sedimentology, Sequence stratigraphy, Sea-level change, Applied geochronology, Paleoclimatology.

Nancye H. Dawers, Ph.D. Columbia University, 1997

Associate Professor
Structural Geology, Neotectonics, Fault growth and interaction using scaling relations in evolving fault populations.

George C. Flowers, Ph.D. University of California, Berkeley, 1979

Associate Professor
Theoretical geochemistry, Sedimentary geochemistry, Environmental geochemistry of estuarine sediments.

Stephen A. Nelson, Ph.D. University of California, Berkeley, 1979

Associate Professor
Igneous petrology, volcanology, relationship between volcanism and tectonism, particularly in Mexico; Mechanisms of explosive volcanism, Natural disasters.

Nicole M. Gasparini, Ph.D. Massachusetts Institute of Technology, 2003

Assistant Professor
Fluvial geomorphology, Landscape evolution, Sediment delivery from hillslopes to rivers, Interactions between climate and tectonics through erosion, Impacts of climate change on river networks.

Brad E. Rosenheim, Ph.D. University of Miami, 2005

Assistant Professor
Analysis of very recent geologic records of ocean circulation parameters (temperature, oxygen isotopes, salinity, minor elements, and 14C) in relation to global climate change, Circulation history of the subtropical North Atlantic.

Kyle M. Straub, Ph.D. Massachusetts Institute of Technology, 2007

Assistant Professor
The Ken and Ruth Arnold Early Career Professor in Earth and Ecological Sciences
Sediment transport from land through the ocean into the stratigraphic record, Continental Slope Morphodynamics, Submarine Morphodynamics.

Jeffrey G. Agnew, Ph.D. Louisiana State University, 2008

Professor of Practice
Geoscience education, Paleobiology, Paleoecology, Taphonomy, Taxonomy.

Jeffrey M. Sigler, Ph.D. Yale University, 2006

Professor of Practice
Micrometeorology, biometeorology, air pollution, Environmental cycling of mercury.

Zhixiong Shen, Ph.D. Liverpool University, 2007

Research Assistant Professor