Dr. Han Hock Siew holds a distinguished position as one of only two double board-certified veterinary dermatologists in Asia, having earned credentials from both the Asian and European Dermatology Colleges. Driven by a deep passion for clinical research and observation, he has actively engaged in international gatherings, sharing his expertise through numerous presentations. His notable contributions to the Feline Dermatology textbook further cement his reputation as a leading authority in the field. Currently, he serves as an Examination Board Member of the Asian College of Veterinary Dermatology and was honored to hold the position of Scientific Committee Member for the World Small Animal Veterinary Association (WSAVA) from 2019 to 2022. Recently, he etched his name in history by publishing a groundbreaking paper on Mycobacteria avium complex (Mycobacteria intracellulare) in a cat from Southeast Asia.