Oklahoma State University

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Little, Susan E

Regents Professor
Krull-Ewing Chair in Veterinary Parasitology

BS, Cornell University
DVM, Virginia Tech
PhD, University of Georgia
Diplomate, American College of Veterinary Microbiology (Parasit.)

American College of Veterinary Microbiologists (ACVM)

Department: Veterinary Pathobiology

Contact Information:
Veterinary Pathobiology
250 McElroy Hall
Stillwater, OK 74078
Office: (405) 744-8523
Send eMail


Dr. Susan Little is a regents professor and the Krull-Ewing endowed chair in veterinary parasitology at the Center for Veterinary Health Sciences, Oklahoma State University, where she is active in veterinary parasitology teaching and oversees a research program that focuses on zoonotic parasites and tick-borne diseases. She also serves as co-Director of the National Center for Veterinary Parasitology.
She received her BS from Cornell University, her DVM from the Virginia-Maryland Regional College of Veterinary Medicine at Virginia Tech, and her PhD in veterinary parasitology from University of Georgia’s College of Veterinary Medicine. She is a Diplomate of the American College of Veterinary Microbiology (Parasitology), President-elect of the Companion Animal Parasite Council, and past-President of the American Association of Veterinary Parasitologists.
Dr. Little has served on the editorial boards of Veterinary Parasitology, Veterinary Therapeutics, and the Journal of Wildlife Diseases and has authored over 100 publications on veterinary and human parasites, with an emphasis on zoonotic parasites and tick-borne disease agents.  Her laboratory has received research support from the National Institutes of Health, private foundations, and the veterinary health industry.
She is also an outstanding teacher who has been recognized for parasitology teaching excellence at the class, College, University, and national level.  Dr. Little has twice been awarded an Excellence in Teaching Award from the national Student American Veterinary Medical Association (AVMA). 

Fields of Interest:

Zoonotic parasites and vector-borne infections

Current Research Focus:

Ecology and transmission dynamics of tick-borne diseases with an emphasis on zoonotic tick-borne infections