Dermatology as a medical and research discipline in the United States had its start in the late 1800s, but it wasn’t until the 1930s that it established a presence at the UW. Several years later, faculty member Dr. Frederick E. Mohs broke ground by initiating his new micrographic surgery, also called the Mohs procedure, which is now used internationally. Ever since, faculty at the UW have continued to pioneer health standards—like the SPF system—that affect our daily lives. Read about the history of dermatology as a medical discipline, and about its development at History and Development.