Member, National Research Council Ad-hoc Committee to review The National Science and Technology Council's Joint Subcommittee on Ocean Science and Technology (JSOST) Research Priorities Plan, March 2006-Decembe 2007.
Member, Outstanding Ph.D. Dissertation Selection Committee, American Agricultural Economics Association, 2001.
Association of Environmental and Resource Economists (AERE)
American Agricultural Economics Association (AAEA)
Editoral Council Member, Journal of Environmental Economics and Management 2006-2008
Editorial Council, Journal of Agricultural and Resource Economics, April 2006-2009.
Associate Editor, Marine Resource Economics 2001-2005
American Economic Review
Journal of Environmental Economics and Management
American Journal of Agricultural Economics
Environmental and Resource Economics
Resource and Energy Economics
Natural Resource Modeling
Marine Resource Economics
Journal of Economic Behavior and Organization
Journal of Public Economic Theory
British Ecological Society
Journal of Policy Analysis and Management
Journal of Mathematical Biology
Journal of Environmental Management
Physica D: Nonlinear processes
Australian J. of Agricultural Economics
Environment and Development Economics
National Science Foundation
U.S. National Sea Grant
Delaware Sea Grant
Maine Sea Grant
Rhode Island Sea Grant
Hawaii Sea Grant
Australian Natural Resource Council
Canadian Foundation for Climate and Atmospheric Sciences
The Maryland Agricultural Experiment Station
Netherlands Foundation for the Advancement of Tropical Research
USDA PREISM program.
Various international non-governmental organizations.