Dr. Cockerell is a board-certified dermatologist and a Fellow of the American Academy of Dermatology. He currently sits on multiple boards and committees. Dr. Cockerell is internationally recognized for his contributions to both dermatology and dermatopathology. He is the past president of the American Academy of Dermatology. For many years, Dr. Cockerell has overseen an educational program designed to train the next generation of dermatopathologists. He has served as Associate Editor of the Journal of the American Academy of Dermatology and is on the editorial boards of a number of medical journals including the American Journal of Dermatopathology.