Carolyn Raffensperger, M.A., J.D. is executive director of the Science and Environmental Health Network. In 1982 she left a career as an archaeologist in the desert Southwest to join the environmental movement. She first worked for the Sierra Club where she addressed an array of environmental issues, including forest management, river protection, pesticide pollutants, and disposal of radioactive waste. She began working for SEHN in December 1994. As an environmental lawyer she specializes in the fundamental changes in law and policy necessary for the protection and restoration of public health and the environment.