Gail L. Carlson, Ph.D., is director of the Buck Lab for Climate and Environment at Colby College in Waterville, Maine, and is on the faculty of the Environmental Studies Program. Her course Climate Change, Justice and Health formed the basis for this textbook, and she teaches other courses on environmental health, global health, environmental justice and environmental activism. Her research focuses on the health hazards of chemical pollutants in the environment, as well as on climate change impacts and attitudes. She regularly advocates for safer chemicals policy and climate policy in the media and in legislative campaigns in the state of Maine. Carlson earned a Ph.D. in biochemistry from the University of Wisconsin-Madison.