1. 1972: Lord Annan - What are Universities for, Anyway?
2. 1973: Sir Robert Mark - Minority Verdict
3. Lord Goodman - Housing - Who is to Blame?
4. 1975: Sir Huw Wheldon - The British Experience in Television
5. 1976: Lord Hailsham - Elective Dictatorship
6. Jack Jones - The Human Face of Labour
7. 1978: Lord Rothschild - Risk
8. Roy Jenkins - Home Thoughts from Abroad
9. 1980: Lord Denning - Misuse of Power
10. 1982: Garret FitzGerald - Irish Identities
11. 1983: Sir Peter Parker - Missing Our Connections
12. 1984: David Sheppard - The Other Britain
13. 1985: Baroness Warnock - Teacher, Teach Thyself
14. 1986: Sir John Harvey-Jones - Does Industry Matter?
15. 1987: Sir Denis Forman - British Television: Who are the Masters Now?
16. 1988: Sir George Porter - Knowledge Itself is Power
17. 1989: Prince Philip - Living Off the Land
18. 1990: Helmut Schmidt - Europe in the Nineties
19. 1992: Lord Taylor of Gosforth - The Judiciary in the Nineties
20. 1994: Stella Rimington - Security and Democracy - Is There a Conflict?
21. 1996: Richard Dawkins - Science, Delusion and the Appetite for Wonder
22. 1997: Lord Nolan - Public Life, Public Confidence
23. 1998: George J. Mitchell - Principles of Peace
24. 1999: Susan Greenfield - The Future Could be Too Much Fun
25. 2000: Sir Nicholas Serota - Who's Afraid of Modern Art
26. 2001: Bill Clinton - The Struggle For The Soul of The 21st Century
27. 2002: Dr Rowan Williams - Nations, Markets and Morals
28. 2003: Dominique de Villepin - The path towards a new world
29. James Dyson: Engineering the Difference
30. Stella Rimington: Security and Democracy - Is There a Conflict?
31. General Sir Mike Jackson: Defence of the Realm in the 21st Century
32. Dr J Craig Venter: A DNA-Driven World
33. His Royal Highness The Prince of Wales: Facing the Future
34. Sir Terry Pratchett: Shaking Hands with Death
35. Michael Morpurgo: Set Our Children Free
36. Sir Paul Nurse: The Wonder of Science
37. Bill Gates: The Impatient Optimist
38. Christine Lagarde: A New Multilateralism for the 21st Century
39. Martha Lane Fox: Dot Everyone - Power, the Internet and You
40. Gregory Doran: Is Shakespeare Chinese?
41. John O. Brennan: Staying Safe in a Turbulent World
42. Jeanette Winterson
43. Sir Tim Berners-Lee: The World Wide Web - A Mid-Course Correction
44. Dame Sarah Gilbert: Vaccine Vs Virus: This Race - and the Next One