Bill Clutter is an American private investigator, wrongful conviction advocate, and author. He is the co-founder of the Illinois Innocence Project and founder of the national wrongful conviction organization Investigating Innocence.[1] His work on the Donaldson v. Central Illinois Public Service Company case led him to write the book Coal Tar: How Corrupt Politics and Corporate Greed Are Killing America's Children, which is the story of an epidemic of neuroblastoma in Taylorville, Illinois, caused by exposure to coal tar.[2]