Obituary: David M. Duffy, MD, FAAD.

David Michael Duffy, MD, FAAD, a prominent dermatologist and professor, passed away on May 15, 2024, due to complications from pneumonia. He was a founding member of several dermatologic surgery organizations and made significant contributions to the field. Dr. Duffy was known for introducing sclerotherapy to American dermatologists and promoting advanced treatments in cosmetic dermatologic surgery. He was a passionate teacher and inspired many dermatologic surgeons throughout his career. Dr. Duffy's honesty and dedication to his patients and work were highly regarded. He leaves behind his wife, five children, and eight grandchildren. [Extracted from the article]