Steven Hatfill
（重定向自Hatfill）
Steven Jay Hatfill (born October 24, 1953) is an American physician, virologist and biological weapons expert.
A former biodefense researcher for the United States Army Medical Research Institute of Infectious Diseases (USAMRIID) at Fort Detrick, Hatfill came to the public eye after being wrongfully suspected in the 2001 anthrax attacks.