Peter S. Glaser is an attorney specializing in energy and environmental law in Washington, D.C. Glaser, who received a J.D. from George Washington University, specializes in environmental regulation and litigation, particularly in the area of air quality and global climate change. He has taken part in numerous EPA rulemakings and judicial appeals at the local, state and federal levels. Glaser has testified on climate change issues before Congress and is an expert on greenhouse gas regulatory and legislative matters.