Plot: The climax of the 1990 series from the City Chambers, Glasgow, when the winner will receive the coveted Mastermind trophy from Jonathan Powell , Controller BBC1. The finalists are: Brian Bibby (civil servant) on the life and operas of Verdi; Helen Grayson (technical writer) on the life and works of Mary Wollstonecraft ; David Edwards (teacher) on the life and works of James Clerk Maxwell ; Paul Webbewood (civil servant) on the history of the British Labour Party since 1900; Chantal Thompson (trainee solicitor) on the life and works of Marcus Tullius Cicero