|Deputy Associate Director for Climate Change, Council on Environmental Quality, 2009 - 2010|
Research/Teaching Assistant, University of Maryland, 9/2004-5/2007
Research Assistant, International Food Policy Research Institute, 3/2005-8/2005
Program Associate for Africa, Trickle Up Program, 11/2000-6/2002
Research Assistant, International Plant Genetic Resources Institute, 9/1999-9/2000
|“Heavy-Duty Trucking and the Energy Efficiency Paradox: Evidence from Focus Groups and Interviews,” (with Elizabeth Kopits, Ann Wolverton, and Keith Sargent). Transportation Research Part A: Policy and Practice|
“Impacts of ethanol policy on corn prices: A review and meta-analysis of recent evidence,” (with Nicole Condon, and Ann Wolverton). Food Policy 51 (2015): 63-73.
"U.S. Environmental Protection Agency Valuation of Surface Water Quality Improvements," (with Charles Grifﬁths, Matt Massey, Chris Moore,
Steve Newbold, David Simpson, Patrick Walsh, and William Wheeler). Review of Environmental Economics and Policy. 6(1): 130-146, 2012.
"U.S. Emergency Response and Removal: Superfund's Overlooked Cleanup Program" (with Robin Jenkins, Elizabeth Kopits, and Alex Marten). Review of Environmental Economics and Policy. Forthcoming, 2012.
"Shifting Cultivation, Forest Fallow, and Externalities in Ecosystem Services: Evidence from the Eastern Amazon." Journal of Environmental Economics and Management. 61(1): 95-106, 2011.
"Constraints or Cooperation? Determinants of Secondary Forest Cover Under Shifting Cultivation." Agricultural and Resource Economics Review. 40(3): 471–487, 2011.
"Defining Access to Health Care: Evidence on the Importance of Quality and Distance in Rural Tanzania (with Kenneth Leonard and Melkiory Massatu). American Journal of Agricultural Economics 91 (2): 347-358, 2009.
"Forest Fallow Ecosystem Services: Evidence from the Eastern Amazon." NCEE Working Paper 2008-05, 2008.
"Do Discount Rates Change over Time? Experimental Evidence from Ethiopia (with Mahmud Yesuf). Environment for Development Discussion Paper 08-06, Resource for the Future, 2008.
Pesticide Use and Fish Harvests in Vietnamese Rice Agroecosystems (with Erik Lichtenberg). American Journal of Agricultural Economics, 90(1): 1-14, 2008.
Measuring and Accounting for Community Capabilities in Kordofan, Sudan (with Khalid El Harizi). IFPRI Discussion Paper No. 730, International Food Policy Research Institute, 2007.
A Training Guide for In Situ Conservation On-farm (with D.I Jarvis, L. Myers, et al.). International Plant Genetic Resources Institute, 2000.