Dr. Hedin received a B.A. in Environmental Studies and Economics from St. Lawrence University and a Ph.D. in Ecology from Rutgers University. He was employed by the US Bureau of Mines for six years. During that time he performed ground-breaking research into many aspects of AMD treatment. In 1994 he founded Hedin Environmental. Dr. Hedin is the author of numerous publications on AMD treatment and related topics. He also holds a patent for the recovery of metals from AMD treatment systems for use as pigments and other products. In 1990, he received the Secretary's Stewardship Award for Science and Technology from the US Department of the Interior. His projects have won several Three Rivers Environmental Awards.