Staff Member (1983-Present): Earth and Environmental Sciences Division, Los Alamos National Laboratory, Los Alamos, NM 87545: Field, laboratory, and experimental/computer simulation research related to weapons testing and treaties, environmental restoration, geothermal systems, and petrology/volcanology; geothermal resource evaluation. Principal Investigator for laboratory projects and numerous competitively awarded grants.
Adjunct Professor (1991-Present): Department of Geology, University of New Mexico, Albuquerque, NM 87131: Teaching courses in petrology/volcanology, advising graduate students.
Visiting Professor (1993-Present): Universita di Napoli "Federico II", Dipartimento di Geofisica e Vulcanologia, Largo S. Marcellino 10 ,80138 Napoli; volcanic hazards and physics of magmatic systems.