Prof. Dr. Qun Liu is a professor at the Department of Preventive Veterinary Medicine, College of Animal Medicine, China Agricultural University. She serves as a director of the Chinese Society of Animal Husbandry and Veterinary Medicine and chairman of the Livestock Parasitology Branch of the Chinese Society of Animal Husbandry and Veterinary Medicine. She led and participated in many researches of National Natural Fund, Beijing Natural Fund, Agricultural Industry Science and Technology, “973”, and so on. Her main research interests are animal parasitic protozoa and parasitic protozoan diseases, and she has made excellent achievements in the research of pathobiology, epidemiology, immunology, diagnosis, and prevention and control of Toxoplasmosis, Neosporosis, and Coccidiosis in livestock and poultry.