Verena K. Affolter, Dr.med.vet, PhD, Diplomate, European College of Veterinary Pathology; Professor of Clinical Dermatopathology, Department of Pathology, Microbiology, and Immunology, School of Veterinary Medicine, University of California, Davis, California, USA.
Peter B. Hill, BVSc, PhD, DVD, MRCVS, MACVSc, Diplomate, American College of Veterinary Dermatology and European College of Veterinary Dermatology; Specialist Veterinary Dermatologist, Veterinary Specialist Centre, Sydney, NSW, Australia.