Wayne Premo – Research Geologist
Wayne’s research interests include secular marine chemical and isotopic changes, mineral deposit systems that formed in long-lived and reactivated continent-scale tectonic zones, temporal and tectonic evolution of crustal blocks within southern California and evolution of Proterozoic terranes of the central and southwestern United States.
Leonid Neymark – Research Chemist
Leonid’s area of expertise is isotope geochemistry and geochronology
Jim Paces – Research Geologist
Jim is engaged in various studies of climate change, landscape evolution, paleoseismicity, paleontology, and water sources/flow processes using U-series- and Sr-isotope data obtained from opaline silica, tufa, travertine, speleothems, bone, paleosols, peat, and water.
Kathleen Simmons – Geologist