Dr. Benjamin L. Hart is a Distinguished Professor Emeritus of Veterinary Medicine in the School of Veterinary Medicine at the University of California, Davis, California, USA. Previously, he served as a Distinguished Professor of Physiology and Behavior and as Service Chief of the Behavior Service at the UC Davis Veterinary Medical Teaching Hospital. His primary teaching expertise is in canine and feline behavior and behavior therapy.Dr. Lynette A. Hart is a Professor of Anthrozoology and Animal Behavior in the School of Veterinary Medicine at the University of California, Davis, California, USA. Her primary teaching expertise is in human–animal interactions and animal welfare and her primary research expertise is in the psychosocial aspects of human relationships with animals, especially with assistance animals and when dealing with animal death.