Robert William Fisher (born April 13, 1961) is an American fugitive wanted for allegedly killing his family and blowing up the house in which they lived in Scottsdale, Arizona, on April 10, 2001. Fisher served in the United States Navy and later worked as a firefighter and in the medical field. He married Mary Fisher in 1987, and they had two children, Bobby and Brittney. The Fishers had a difficult family life. Robert Fisher was described as displaying cruel and controlling conduct towards his family, and on many occasions was reported to have exhibited disturbing and violent behavior. He was unfaithful to his wife at least once. His own parents had divorced when Fisher was 15, and this was believed to have played a role in the difficulties that he later experienced.