Subject Specialists

This is a list of ERS specialists by topic. For more information on these topics please contact the specialists listed below or browse our topics. The ERS staff directory has a complete list of contacts.

Subject Specialist Email Phone
Animal Products
Animal Policy & Regulatory Issues William Hahn 816-412-4148
Aquaculture Christopher Davis 202-694-5167
Cattle & Beef Russell Knight 816-412-4161
Hannah Taylor 816-410-3180
Dairy Adriana Valcu-Lisman 816-412-5247
Angel Terán 816-412-5266
Jerry Cessna 202-694-5171
Hogs & Pork Mildred Haley
Poultry & Eggs Grace Grossen 816-412-4147
Sheep, Lamb & Mutton William Hahn 816-412-4148
Corn and Other Feed Grains Aaron M. Ates 816-412-6177
Christele Marsh 816-412-5201
Todd Hubbs 816-412-5260
Cotton and Wool Leslie Meyer
Taylor Dew 816-412-4132
Philip Jarrell 816-412-5241
Fruit and Tree Nuts Catharine Weber 816-410-3210
Seth Wechsler 202-720-3846
Helen Wakefield
Rice Nathan Childs 202-315-8927
Bonnie LeBeau 816-908-3332
Philip Jarrell 816-412-5241
Soybeans and Oil Crops Maria Bukowski 202-245-1175
Bryn Swearingen 816-412-6612
Todd Hubbs 816-412-5260
Sugar and Sweeteners Vidalina Abadam
Vegetables and Pulses Wilma Davis 816-412-5256
Catharine Weber 816-410-3210
Seth Wechsler 202-720-3846
Wheat Andrew Sowell
Todd Hubbs 816-412-5260
Farm Bill
2024 Farm Bill      
2018 Farm Bill      
2014 Farm Bill      
Farm Economy
Agricultural Baseline Baseline Team
Agricultural Research and Productivity Keith Fuglie 202-694-5588
Sun Ling Wang 202-694-5460
Eric Njuki 816-412-4186
Bioenergy Steven Ramsey
Commodity Outlook Jennifer Bond
Farm & Commodity Policy Agricultural Policy Team
Farm Household Well-being Katherine Lim
Farm Labor Marcelo Castillo 202-694-5548
Skyler Simnitt 816-412-5210
Steven Zahniser 202-694-5109
Farm Sector Income & Finances Farm Income Team 202-694-5145
Farm Structure and Organization Daniel Bonin
Federal Tax Issues Tia McDonald 816-412-5227
Land Use, Land Value & Tenure Clayton Winters-Michaud
Scott Callahan 816-412-5202
Socially Disadvantaged, Beginning, Limited Resource, and Female Farmers and Ranchers Katherine Lacy 775-834-0887
Farm Practices & Management
Biotechnology Laura Dodson 202-694-5505
Fertilizers & Pesticides Roberto Mosheim 202-694-5365
Richard Nehring 816-926-1548
Crop & Livestock Practices Nigel Key 202-694-5567
Irrigation & Water Use Aaron Hrozencik 816-926-1444
Risk Management Francis Tsiboe 816-412-7454
Dylan Turner 816-410-5410
Food & Nutrition Assistance
Child Nutrition Programs Joanne Guthrie 202-694-5373
Saied Toossi
Jessica Todd
Food Assistance Data & Collaborative Research Programs Mark Prell 202-694-5408
Alana Rhone 202-694-5622
Food Security in the U.S. Alisha Coleman-Jensen 240-927-3313
Matthew Rabbitt
Laura Hales
Poverty & Income Volatility Laura Tiehen 202-694-5417
Supplemental Nutrition Assistance Program (SNAP) Jordan Jones
Erik Scherpf
Christian Gregory 816-516-7132
WIC Program Leslie Hodges
Jessica Todd
Food Choices & Health
Diet Quality & Nutrition Sabrina Young
Consumer Information and Labeling Brandon Restrepo 816-926-1961
Food Access Alana Rhone 202-694-5622
Food Consumption & Demand Abigail Okrent
Diansheng Dong 816-823-1535
Hayden Stewart 816-412-5216
Obesity Joanne Guthrie 202-694-5373
Mariah Ehmke
Consumer Food Data System (CFDS) Mark Prell 202-694-5408
Alisha Coleman-Jensen 240-927-3313
Food Markets & Prices
Consumer and Producer Price Indexes Megan Sweitzer
Food Prices, Expenditures, and Establishments Patrick Canning 816-412-4121
Hayden Stewart 816-412-5216
Andrea Carlson 202-694-5072
Food Service Industry Eliana Zeballos
Wilson Sinclair
Local Foods Anne Byrne
Ashley Spalding
Processing & Marketing James Zachary
Retailing & Wholesaling Anne Byrne
Eliana Zeballos
Food Safety
Consumers Sandra Hoffmann 202-694-5354
Jae-Wan Ahn
Markets, Regulation, and Policy Michael Ollinger 202-694-5454
Kar Ho Lim
International Markets & U.S. Trade
U.S. Agricultural Trade Bart Kenner 816-412-4159
James Kaufman 816-412-6171
Angelica Williams 816-412-7448
Countries & Regions Felix Baquedano 816-412-4106
Africa Michael Johnson 816-412-5261
Brazil Constanza Valdes 816-412-5221
China Fred Gale
China Jessie Lin 202-294-8997
European Union Jeremy Jelliffe 816-412-4155
India Kayode Ajewole 816-412-4103
USMCA, Canada, & Mexico Steven Zahniser 202-694-5109
International Consumer and Food Industry Trends Steven Zahniser 202-694-5109
Constanza Valdes 816-412-5221
International Food Security Yacob Zereyesus 816-412-5232
Lila Cardell
Macroeconomics & Agriculture Wendy Zeng 816-412-6621
William Johnson 816-412-5222
Trade Policy & World Trade Organization (WTO) Katherine Baldwin 816-412-7424
Brian Williams 816-412-5239
Natural Resources & Environment
Climate Change Ron Sands 816-412-4184
Conservation Programs Steven Wallander 202-694-5546
Environmental Quality Steven Wallander 202-694-5546
Organic Agriculture Sharon Raszap Skorbiansky 202-690-0050
Rural Economy & Population
Business & Industry John Pender 202-694-5568
Employment & Education Tracey Farrigan 202-694-5489
Austin Sanders
Natural Amenities David McGranahan 816-926-7092
Population & Migration John Cromartie 816-412-4131
Rural Classifications Austin Sanders
John Cromartie 816-412-4131
Rural Poverty & Well-Being Tracey Farrigan 202-694-5489