Overview: The University of Kent at Canterbury is the host to this week's four contenders from London and the south of England. Dorothy Middleton (writer and lecturer) Exploration of Africa, 1788-1888 Kevin Ashman (civil servant) Political history of the United States, 1923-1980 Marjorie Huntley (housewife) The novels of Paul Scott Graham Cooke (civil servant) The life and career of Major-General Orde Wingate