Hydrothermal ore deposits
Ph.D., Geology, 1986, University of Minnesota, Minneapolis, MN.
M.S., Geology, 1982, University of Minnesota, Minneapolis, MN.
B.A., Geology, l978, Macalester College, St. Paul, MN.
American Geophysical Union
Geological Society of America
Geothermal Resources Council
Geoscience Society of New Zealand
New Zealand Geothermal Association
Society of Economic Geologists
Over 70 technical papers in refereed journals and conference proceedings, including American Journal of Science, Economic Geology, Geology, Geothermics, Journal of Geophysical Research, Journal of Volcanology and Geothermal Research, Nature, and Science.