Larry P. Tilley, DVM, DiplACVIM (Small Animal Internal Medicine) is President of VetMed Consultants in Santa Fe, New Mexico, USA.

Francis W. K. Smith, Jr., DVM, DiplACVIM (Small Animal Internal Medicine & Cardiology) is Vice President of VetMed Consultants in Lexington, Massachusetts, USA; and Clinical Assistant Professor, Department of Medicine, Cummings School of Veterinary Medicine, Tufts University in North Grafton, Massachusetts, USA.

Debra F. Horwitz, DVM, DACVB, owns and operates Veterinary Behavior Consultations in St. Louis, Missouri, USA.

Deborah S. Greco, DVM, MS, PhD, DACVIM, is a Senior Research Scientist of Technical Communications at Nestle Purina PetCare in New York City, New York, USA.

Autumn P. Davidson, DVM, MS, DACVIM, is a Clinical Professor of Internal Medicine and Reproduction in the Department of Medicine and Epidemiology in the School of Veterinary Medicine at the University of California at Davis in Davis, California, USA.