Affiliated Researchers: Agricultural Policy

Christine Costello

Assistant Professor, Agricultural & Biological Engineering
Top research keywords: United States, Missouri, Climate Change, Land Use, Waste Management

Dave Abler

Professor, Agricultural Economics, Sociology and Education
Top research keywords: China, Agriculture, Nonpoint, Susquehanna River, Meta-analysis

Douglas Wrenn

Associate Professor, Agricultural Economics, Sociology and Education
Top research keywords: Subdivision Development, House Prices, Residential Subdivisions, Pennsylvania, Shale Gas Development

Mook Bangalore

Assistant Professor, School of Public Policy
Top research keywords: Poverty, Climate Change, Natural Disaster, Poor People, Poverty Reduction

Jayson K. Harper

Top research keywords: Growers, Bug, Cultivar, Poland, Maize

Matthew Royer

Associate Research Professor, Agricultural Economics, Sociology and Education
Top research keywords: Chesapeake Bay, Watersheds, Decision Making, Temporal Inequalities, Watershed Management

Kathleen Sexsmith

Assistant Professor, Agricultural Economics, Sociology and Education
Top research keywords: Farmworkers, Immigrant, New York, USA, Agriculture

Karl Zimmerer

Distinguished Professor, Geography
Top research keywords: Agrobiodiversity, Bolivia, Andes, Environmental Impact Assessment, Geography

Timothy W. Kelsey

Professor, Agricultural Economics, Sociology and Education
Top research keywords: Pennsylvania, Marcellus Shale, Agriculture, United States, Rollover Protective Structure

Leland Glenna

Professor, Agricultural Economics, Sociology and Education
Top research keywords: USA, Agricultural Biotechnology, Scientists, Genetically Modified Crops, University Research

James Shortle

Distinguished Professor, Agricultural Economics, Sociology and Education
Top research keywords: Nonpoint Pollution, Water Quality, Nonpoint Source Pollution, Pollution Control, Cost

Ida Djenontin

Assistant Professor, Geography
Top research keywords: Malawi, Africa, Sub-Saharan Africa, Decision Making, Southern Burkina Faso

Bryan McDonald

Sherwin Early Career Professorship and Associate Professor, History
Top research keywords: Americas, Environmental Change, Food Systems, Hostility, Culture Industry

William Easterling III

Professor, Geography
Top research keywords: Climate Change, Crop, Climate, Erosion Productivity Impact Calculator, Maize

Shedra "Amy" Snipes

Associate Professor, Biobehavioral Health
Top research keywords: Farmers, Pesticides, Personal Protective Equipment, Mexican Americans, African Americans

Robert Chiles

Associate Professor, Agricultural Economics, Sociology and Education
Top research keywords: Meat, Qualitative Research Ethics, Big Data Era, Ethics, Cellular Agriculture

Michael G. Jacobson

Professor, Ecosystem Science and Management
Top research keywords: Landowner, Pennsylvania, Forestry, Agroforestry, Landowners

Ruohao Zhang

Assistant Professor, Agricultural Economics, Sociology and Education
Top research keywords: Vaccination Record, Economic Impact Payments, Air Quality, COVID-19 Disparities, Moderna

Ryan Thombs

Assistant Professor, Agricultural Economics, Sociology and Education
Top research keywords: Carbon Dioxide, United States, Fixed Effects, US States, Economic Growth

Junjun Yin

Assistant Research Professor, Agricultural Economics, Sociology and Education
Top research keywords: Twitter Data, Spatial Interaction, Mobile Device, Twitter User, Social Media

Kenneth Davis

Professor, Meteorology and Atmospheric Science
Top research keywords: Carbon Dioxide, Atmospherics, Emissions, Methane, Boundary Layer

Linlin Fan

Associate Professor, Agricultural Economics, Sociology and Education
Top research keywords: Obesity Prevalence, Mississippi, Oral Nutritional Supplements, 30-day Readmission, Supplementary Feeding

Robert D. Weaver

Professor, Agricultural Economics, Sociology and Education
Top research keywords: Innovation Capacity, Pesticides, Relationship Quality, Markets, Price

Stephanie Buechler

Top research keywords: Climate Change, Mexico, Feminist Political Ecology, Sonora, Environmental Degradation

Ross Pifer

Clinical Professor, Penn State Law (University Park)
Top research keywords: Climate Change, Cap-and-trade, Greenhouse Gas, India, Coal-fired Power Plant

Alyssa Collins

Director, Southeast Agricultural Research & Extension Center; Asssociate Research Professor, Plant Pathology and Environmental Microbiology
Top research keywords: United States, Yield Loss, Loss Measurement, Ontario Canada, Soybean Yield

Stephan J. Goetz

Professor, Agricultural Economics, Sociology and Education
Top research keywords: USA, U.S. Counties, Economic Growth, Rural Areas, County Level

Kristina Brant

Assistant Professor, Agricultural Economics, Sociology and Education
Top research keywords: Medications For Opioid Use Disorder, Opioid Use Disorder, Criminal Legal, Criminal Legal System, Substance Use Disorder

Jeffrey Hyde

Director of Extension and Associate Dean, Agricultural Economics, Sociology and Education
Top research keywords: Dairy Farm, Maize, Wine, Pennsylvania, Cow

Theodore R. Alter

Professor, Agricultural Economics, Sociology and Education
Top research keywords: Community Development, Entrepreneurship, Innovation, Tax Capitalization, Performance Evaluation

Brian Thiede

Associate Professor, Agricultural Economics, Sociology and Education
Top research keywords: Americas, United States, Sub-Saharan Africa, Population Censuses, Climate Change Impacts