Ph.D. Student Geology Department, Brown University and Marine Biological Laboratory
Diatom Researcher Natural History Museum, London
Freshwater and marine diatomist Independent
Interim Section Lead of Phycology Patrick Center for Environmental Research Academy of Natural Sciences of Drexel University
M.S. Student University of Wisconsin, Oshkosh
Research Assistant Professor University of New Mexico and Museum of Southwestern Biology
Postdoctoral Fellow INSTAAR, University of Colorado
Research Fellow Natural Resources Research Institute, University of Minnesota Duluth
Professor of Geochemistry Department of Geological Sciences, Brigham Young University
M.S. Student University of Colorado, Boulder
Diatom Enthusiast Rocky Mountain Biological Lab