CPCVM Faculty

Valerie Ragan

Valerie E. Ragan, DVM

Center for Public and Corporate Veterinary Medicine

Dr. Valerie Ragan is director of the Center for Public and Corporate Veterinary Medicine for the VA-MD College of Veterinary Medicine. She is responsible for expansion of the role of the center in the areas of public health and policy, and international veterinary medicine, including increasing opportunities for student engagement in national and international veterinary and animal health organizations involved in public veterinary practice.

Prior to joining the college, Dr. Ragan was the president of AgWorks Solutions LLC, an agriculture consulting company in Washington, DC, where her activities included resolving animal health issues such as disease control, eradication, and surveillance, and international veterinary capacity building.

From 1988 to 2006, she was employed by the Animal and Plant Health Inspection Service of the United States Department of Agriculture (USDA). After five years of private practice, she began her work with the USDA as a veterinary medical officer and public practice career trainee. She then served as an area epidemiology officer and senior staff veterinarian/national brucellosis epidemiologist. She subsequently served as assistant deputy administrator of the agency’s Veterinary Services program. In that capacity, she served as the national animal health surveillance coordinator, and established the National Surveillance Unit at USDA’s Center for Epidemiology and Animal Health.

Dr. Ragan completed her pre-veterinary work at Virginia Tech and received her Doctor of Veterinary Medicine degree in 1983 from the University of Georgia. She also completed post-graduate work in biostatistics and epidemiology at the University of Michigan’s School of Public Health.

View Dr. Ragan's bio page for more information.

Nathaniel Tablante

Nathaniel L. Tablante, DVM, MPVM, MS, DACPV

Associate Director
Center for Public and Corporate Veterinary Medicine
Professor and Extension Poultry Veterinarian
Phone: 301-314-6810

Dr. Nathaniel L. Tablante is associate director of the Center for Public and Corporate Veterinary Medicine and associate professor and Extension poultry veterinarian at the University of Maryland, College Park campus of the Virginia-Maryland College of Veterinary Medicine. He is responsible for advancing the center, advising pre-veterinary students, and increasing opportunities for engagement with corporate poultry medicine.

Dr. Tablante has over 30 years of experience as a veterinarian in government, industry, and academia. He has spent a large part of his veterinary career as a field veterinarian in the Philippines, Canada, and the United States. He has 25 years of experience in poultry health management, epidemiology, and biosecurity and has authored and co-authored numerous articles and educational materials on poultry health, biosecurity, and disease prevention. He has also served as a consultant on poultry biosecurity and Avian Influenza preparedness and response in the United States, Russia, Trinidad and Tobago, Ukraine, and the Republic of Georgia.

Since assuming a faculty position at the University of Maryland in 1997, Dr. Tablante has implemented an Extension and applied research program that focuses on improving poultry health and production through biosecurity and disease prevention on the Delmarva Peninsula and the mid-Atlantic region. His research involves investigating multiple poultry and zoonotic diseases of economic and public health importance.

Dr. Tablante is an active member of the American Association of Avian Pathologists (AAAP) where he serves on the Epidemiology, Education, and Public Health Committees. He has also played a major role with the Council for Agricultural Science and Technology (CAST) which he joined as the AAAP representative in 2006 and served as its president from 2011-2012. He took a one-year sabbatical leave from the University of Maryland to serve as an American Veterinary Medical Association (AVMA) and American Association for the Advancement of Science (AAAS) 2013-2014 Congressional Fellow in the U.S. House of Representatives.

In addition to his DVM degree from the University of the Philippines, Dr. Tablante completed a Master of Preventive Veterinary Medicine (major in public health) at the University of California-Davis and a Master of Science (major in poultry health and epidemiology) at the University of Guelph in Ontario, Canada. He is a Diplomate of the American College of Poultry Veterinarians.

Cassidy Rist

Cassidy Rist, DVM, MPH

Assistant Professor
Center for Public and Corporate Veterinary Medicine

Dr. Cassidy Rist of Baltimore, Maryland, joined the veterinary college as an assistant professor of practice in the Department of Population Health Sciences in August 2016. A veterinary epidemiologist with a background in One Health, infectious diseases, and emergency preparedness, Dr. Rist supports programs and initiatives in the Center for Public and Corporate Veterinary Medicine.

Prior to joining the college, Dr. Rist was a veterinary medical officer for the U.S. Department of Agriculture’s Animal and Plant Health Inspection Service. She earned a doctor of veterinary medicine degree from the University of Florida in Gainesville, Florida, and a master of public health degree in global epidemiology from Emory University in Atlanta.

Stephen F. Sundlof

Stephen F. Sundlof, DVM, PhD

Adjunct Faculty

Dr. Stephen F. Sundlof, a former executive with the U.S. Food and Drug Administration (FDA), served a two-year assignment with the Center for Public and Corporate Veterinary Medicine (CPCVM), and is currently serving as adjunct faculty. Sundlof's focus is on food safety and security, and career transition training for veterinarians interested in public service.

Sundlof has served as director of the FDA's Center for Food Safety and Applied Nutrition from 2008 to 2010, and spent the previous 14 years as director of the FDA's Center for Veterinary Medicine. He began his career in 1980 on the faculty of the University of Florida's College of Veterinary Medicine.

Sundlof has published numerous articles in scientific journals on drug residues and food safety. From 1994 to 2008, he served as chairman of the World Health Organization/Food and Agriculture Organization of the United Nations Codex Alimentarius Committee on Residues of Veterinary Drugs in Foods. He is a diplomate of the American Board of Veterinary Toxicology and a former president of the American Academy of Veterinary Pharmacology and Therapeutics.