Graduate Director, Environmental Science
Washington, District of Columbia
Towson University
Graduate Director, Environmental Science
Congressional Research Service
Deputy Assistant Director - Resources, Science and Industry Division
Institute for Defense Analyses
Research Staff Member
AAAS
Science and Technology Policy Fellow
National Institute of Standards and Technology
National Research Council Postdoctoral Fellow
Towson University
Associate Professor
Maryland Department of the Environment
Remedial Project Manager
Towson University
Assistant Professor
Towson University
Professor
Congressional Research Service
Acting Assistant Director - Resources, Science and Industry Division
Dickinson College
University of Cincinnati
Stony Brook University
