Professor (75% Extension, 25% Research), Department of Agricultural Economics and Agribusiness, Louisiana State University Agricultural Center, Baton Rouge, Louisiana, July 2008-present. Director, Marine Extension Program, Louisiana Sea Grant College Program and Louisiana State University Agricultural Center, Baton Rouge, Louisiana, July 2011-present. Director, Center for Natural Resource Economics and Policy, Department of Agricultural Economics & Agribusiness, Louisiana State University Agricultural Center, Baton Rouge, La, January 2004-present. Associate Professor (75% Extension, 25% Research), Department of Agricultural Economics and Agribusiness, Louisiana State University Agricultural Center, Baton Rouge, Louisiana, July 2002-July 2008. Assistant Specialist (100% extension), Wetlands and Coastal Resources, Economics and Natural Resources Division, Louisiana Cooperative Extension Service, Louisiana State University Agricultural Center, Baton Rouge, October 1998-June 2002 Graduate Research & Teaching Assistant; School of Forestry, Wildlife, and Fisheries; Louisiana State University, Baton Rouge, La., 1995-1998 Graduate Research Assistant, Department of Agricultural Economics and Agribusiness, Louisiana State University, Baton Rouge, La., 1992-1994 Assistant Director, Environmental Programs Division, Louisiana Department of Agriculture and Forestry, Baton Rouge, Louisiana, 1991 Research Associate, Louisiana Sea Grant College Program, Louisiana State University, Baton Rouge, Louisiana, 1991-1992 Technical Services Coordinator, Aquaculture Technologies Ltd., Lafayette, Louisiana, and Lebeau, Louisiana, 1988-1991