Andrew R. Halloran, PhD is a primatologist who studies chimpanzee behavior and chimpanzee ecology. He is the co-founder of the Tonkolili Chimpanzee Project in Sierra Leone, a conservation initiative that seeks to mitigate conflicts between humans and chimpanzees in anthropogenic landscapes. Dr. Halloran is the Director of Chimpanzee Behavior & Care at Save the Chimps in Fort Pierce, Florida -- a sanctuary that provides a home to chimpanzees previously used in biomedical research, entertainment, and the pet trade. He is the author of Song of the Ape.