2018 Internship Opportunity. The Dana-Farber Cancer Institute is looking for interns to join the Sun Safety Program in spring/summer 2018. Dana-Farber's Sun Safety/Skin Cancer Prevention Program works to reduce the incidence of skin cancer in Massachusetts through free education and free skin cancer screenings for the public. Interns work aboard the Blum Family Van and travel throughout the Greater Boston area screening underserved and at-risk populations. Deadline is March 15th.