Just the facts. From the experts.

Ask an Expert Become an Expert

The food experts are contributors to this site as a public service and to promote their research on food resources and production.

James Dickson, PhD

Professor, Department of Animal Science
Iowa State University

Connie Diekman, M.Ed., RD, CSSD, LD, FAND

Nutrition Communications Consultant and Director of University Nutrition
Washington University in St. Louis

Francisco Diez-Gonzalez, PhD

Department Head and Professor of Food Safety Microbiology in the Department of Food Science and Nutrition
University of Minnesota

Concetta DiRusso, PhD

Professor, Nutrition & Health Sciences
University of Nebraska-Lincoln

Melissa Joy Dobbins, MS, RDN, CDE

Food and nutrition expert, media resource, professional speaker and communications coach

Sarah Downs, MBA, RDN

MBA, RDN, Best Food Facts
Sarah Downs

Michael Doyle, PhD

Regents professor in the College of Agricultural and Environmental Sciences and Director of the Center for Food Safety
University of Georgia-Athens

Ann Draughon, PhD

Co-Director of the Food Safety Center of Excellence
University of Tennessee

James Dunn, PhD

Professor of Agricultural Economics, Agribusiness Management Program Coordinator
Penn State University

Bruce Dvorak, PhD

Professor and Associate Chair, Civil Engineering-Lincoln
University of Nebraska-Lincoln

Paul Ebner, PhD

Assistant Professor of Animal Sciences, emphasis on microbiology
Purdue University

Steve Enloe, PhD

Assistant Professor in the Department of Agronomy & Soils
Auburn University

Terry Etherton, PhD

Department Head and Professor, Dairy & Animal Science
Penn State University

Glenn Fain, PhD

Assistant Professor of Horticulture
Auburn University

Maria Luz Fernandez, Ph.D

Professor, Department of Nutritional Sciences
University of Connecticut