Ben Carson Conservative activist and retired neurosurgeon seeking GOP presidential nomination ------------------------------------------------- Born: Sep 18, 1951, in Detroit.Raised in poverty by single mother Education: Overcomes violent temper and low grades, eventually winning scholarship to Yale. Goes onto earn medical degree in 1977 1978: Begins residency at Johns Hopkins Hospital in Baltimore 1984: Rises to position of head of pediatric neurosurgery. Becomes famous for groundbreaking work separating conjoined twins 2008: Awarded Presidential Medal of Freedom – top U.S. civilian honour 2013: Retires from neurosurgery.Becomes active in politics, joining Republican Party in 2014 May 2015: Launches bid for Republican presidential nomination ------------------------------------------------- Picture: Associated Press words 101