• Professor of Dermatology and Surgery
• Chief, Section of Dermatologic Surgery and Cutaneous Oncology
• Director, Yale Medical Group
• Deputy Dean for Clinical Affairs, Yale School of Medicine
• Molecular biology of basal cell carcinoma and squamous cell carcinoma
• Wound healing
• Laser therapeutics
• Skin cancer epidemiology
Dr Leffell is engaged in collaborative research into the role of p53 suppressor gene with Dr Douglas Brash of Therapeutic Radiology and into the genetic basis of basal cell nevus syndrome with Dr Allen Bale of Human Genetics. He is also involved with an ongoing epidemiologic study of attitudes and effectiveness of skin cancer screening.
In the role of Section Head, David Leffell oversees the Skin Cancers (incl. Melanoma & Lymphoma) Section in the Dermatology Faculty, including advising on the division of the Section into topics and the selection of suitable Faculty Members who actively review the literature in each of the topic areas.
The Faculty comprises Heads of Faculty, Heads of Section, Faculty Members and Associate Faculty Members, as well as an International Advisory Board.
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