HUNTSVILLE, Ala. -- The professor accused of killing three colleagues during a faculty meeting was a Harvard-educated neurobiologist, inventor and mother whose life had been marred by a violent episode in her distant past. View Full Image Associated Press Amy Bishop is detained by police in Huntsville, Ala., on Feb. 12, 2010. More than two decades ago, police said Amy Bishop fatally shot her teenage brother at their Massachusetts home in what officers at the time logged as an accident -- though authorities said Saturday that records of the shooting are missing. Ms. Bishop had just months left teaching at the University of Alabama in Huntsville when police said she opened fire with a handgun Friday in a room filled with a dozen of her colleagues from the school's biology department. Ms. Bishop, a rare woman suspected in a workplace shooting, was to leave after this semester because she had been denied tenure. Police say she is 42, but the university's Web site lists her as 44. Some have said she was upset after being denied the job-for-life security afforded tenured academics, and the husband of one victim and one of Ms.[Read more...]