Alec Devon Kreider (February 4, 1991 – January 20, 2017) was an American murderer, convicted of the killing of three members of the Haines family in Manheim Township, Pennsylvania, on 12 May 2007. Kreider, a 16-year-old high school student at the time, murdered classmate and friend Kevin Haines, his father Thomas Haines, and mother Lisa Haines in their home at night before fleeing. Kreider was arrested a month later on 16 June 2007, charged with three counts of first degree murder, pleaded guilty to all charges, and was subsequently convicted on all three counts and sentenced to three consecutive life sentences without the possibility of parole. Kreider later became eligible for a re-sentencing hearing following the United States Supreme Court's 2012 decision in Miller v. Alabama, which he