Froebel Institute College bears the name of the German educator and philosopher Freiderich Froebel, the father of the kindergarten movement. Tonight another four contenders for the Mastermind 1983 title meet at the college in Roehampton.Paul Campion (department store executive): Life and recordings of CarusoChristopher Hughes: (London Underground train driver) British steam locomotives (1900-1968)Karen Stringer (university secretary): Life of T. E. LawrenceAlex Yeats (charity worker): Slavery and the slave trade