Dr. Ashfaq A. Marghoob is a dermatologist specializing in the diagnosis and treatment of cancers of the skin. He is the director of the Memorial Sloan-Kettering regional skin cancer clinic located in Hauppauge, Long Island. In addition to consulting and treating patients in Hauppauge, he also sees patients at the MSKCC outpatient facility in Manhattan. Although, providing the best care possible for patients remains his primary goal, he also remains committed to education and clinical research. Dr . Marghoob’s belief is that improved efforts in educating physicians and the public regarding the importance of early skin cancer detection will translate into lives saved. In addition, Dr. Marghoob continues to be engaged in clinical research and he has published numerous papers on topics related to skin cancer with an emphasis on melanoma, atypical/dysplastic nevi, and congenital melanocytic nevi. Much of his research interests are focused on early recognition of skin cancer by utilizing imaging instruments such as photography, dermoscopy and confocal laser microscopy. In fact, Dr. Marghoob is one of the world’s leading authorities on dermoscopy. Much of his research focuses on the study of melanocytic neoplasms of the skin including acquired nevi, congenital nevi and melanoma with a focus on defining and identifying populations at increased risk for melanoma. He continuously explores the importance and significance of the clinical and dermoscopic morphology of lesions. Although his research efforts are primarily focused on discovering ways to improve clinician diagnostic accuracy, he is also involved in research aimed at deciphering the natural biology of nevi and melanoma with a particular interest in nevogenesis and melanomagenesis. Dr. Marghoob frequently lectures on all of the aforementioned topics both nationally and internationally.