1972: Lord Annan - What are Universities for, Anyway?

45 min

1973: Sir Robert Mark - Minority Verdict

45 min

Lord Goodman - Housing - Who is to Blame?

45 min

1975: Sir Huw Wheldon - The British Experience in Television

45 min

1976: Lord Hailsham - Elective Dictatorship

45 min

1978: Lord Rothschild - Risk

45 min

Roy Jenkins - Home Thoughts from Abroad

45 min

1980: Lord Denning - Misuse of Power

45 min

1982: Garret FitzGerald - Irish Identities

45 min

1983: Sir Peter Parker - Missing Our Connections

45 min

1984: David Sheppard - The Other Britain

45 min

1985: Baroness Warnock - Teacher, Teach Thyself

45 min

1986: Sir John Harvey-Jones - Does Industry Matter?

45 min

1987: Sir Denis Forman - British Television: Who are the Masters Now?

45 min

1988: Sir George Porter - Knowledge Itself is Power

45 min

1989: Prince Philip - Living Off the Land

45 min

1990: Helmut Schmidt - Europe in the Nineties

45 min

1992: Lord Taylor of Gosforth - The Judiciary in the Nineties

45 min

1994: Stella Rimington - Security and Democracy - Is There a Conflict?

45 min

1996: Richard Dawkins - Science, Delusion and the Appetite for Wonder

45 min

1997: Lord Nolan - Public Life, Public Confidence

45 min

1998: George J. Mitchell - Principles of Peace

45 min

1999: Susan Greenfield - The Future Could be Too Much Fun

45 min

2000: Sir Nicholas Serota - Who's Afraid of Modern Art

45 min

2001: Bill Clinton - The Struggle For The Soul of The 21st Century

45 min

2002: Dr Rowan Williams - Nations, Markets and Morals

45 min

2003: Dominique de Villepin - The path towards a new world

45 min

James Dyson: Engineering the Difference

45 min

Stella Rimington: Security and Democracy - Is There a Conflict?

45 min

General Sir Mike Jackson: Defence of the Realm in the 21st Century

45 min

Dr J Craig Venter: A DNA-Driven World

45 min

His Royal Highness The Prince of Wales: Facing the Future

45 min

Sir Terry Pratchett: Shaking Hands with Death

45 min

Michael Morpurgo: Set Our Children Free

45 min

Sir Paul Nurse: The Wonder of Science

45 min

Bill Gates: The Impatient Optimist

45 min

Christine Lagarde: A New Multilateralism for the 21st Century

45 min

Martha Lane Fox: Dot Everyone - Power, the Internet and You

45 min

Gregory Doran: Is Shakespeare Chinese?

45 min

John O. Brennan: Staying Safe in a Turbulent World

45 min

Jeanette Winterson

45 min

Sir Tim Berners-Lee: The World Wide Web - A Mid-Course Correction

45 min

Dame Sarah Gilbert: Vaccine Vs Virus: This Race - and the Next One

45 min

David Harewood: 75th anniversary of the Empire Windrush arriving in this country

Sir Gareth Southgate: The Beautiful Game: Building Belief and Resilience in a Younger Generation