Dr. Little is active in veterinary parasitology teaching and oversees a research program that focuses on zoonotic parasites and tick-borne diseases. She is recognized as an international leader in parasitology and vector-borne disease with an emphasis on One Health. She is past-president of the American Association of Veterinary Parasitologists, President of the Companion Animal Parasite Council, and a founding director of the National Center for Veterinary Parasitology. She was instrumental in securing recognition for the subspecialty of veterinary parasitology through the AVMA’s American Board of Veterinary Specialists. She has received two Excellence in Teaching Awards from the national Student American Veterinary Medical Association.