Roger Giese Professor of chemistry and biomedical science, director of the Environmental Cancer Research program r.giese@northeastern.edu 617.373.3227 Expertise Roger Giese for Northeastern Global NewsWhat SPF should I use? A guide to using sunscreens by Beth Treffeisen May 25, 2023 Researchers receive $13.2 million to continue study of health challenges facing women, children in Puerto Rico by Aria Bracci October 5, 2018