Schumacher, William Anthony,  age 66 of Minnetrista. Passed away at his home January 19. Preceeded in death by his parents, William Anthony Schumacher and Jean Lorraine Tommerson Schumacher; mother-in-law, Kathleen Mary Hance  Gnitka. Survived by loving wife, Gwendolyn Gnitka Schumacher. Daughter, Mariah (Daniel) Sand. Grandson, Philip Richard Sand. Many loving relatives and friends. Bill was a devoted husband, father, son and friend. He dedicated his life's work to scientific research and dedicated his heart to God and family. Mass of Christian Burial 11:00 January 25, with visitation 1 hour prior to service at Our Lady of the Lake Catholic Church, 2385 Commerce Blvd. Mound, MN