Speakers:

Lord Patten of Barnes, CH

Speakers:

Hans Rosling

Speakers:

Amartya Sen

Moderator:

Jonathan Dimbleby

Speakers:

Paul Conway / Professor Charles Godfray / Peter Howell / President Paul Kagame / David Nabarro

Moderator:

Dominic Waughray

Speakers:

Poppy Allonby / Andrew Gould / Professor Sir Chris Llewellyn Smith / Professor Ernie Moniz

Moderator:

Dominic Waughray

Speakers:

Dr Vivian Balakrishnan / Peter Brabeck-Letmathe / Glen Daigger / Professor David Grey / Professor Jim Hall

Moderator:

Dominic Waughray

Speakers:

John Brock / Jeremy Grantham / Rear Admiral Neil Morisetti

Moderator:

James Harding

Speakers:

Paul Donovan / Jean-Marc Huet / Caio Koch-Weser / Andy Wales

Moderator:

Michael Jacobs

Speakers:

Dr James Bradfield-Moody / Paul Druckman / Gerrit Heyns / Professor Thomas Sterner

Moderator:

Michael Jacobs

Speakers:

Sir David Attenborough OM

Speakers:

Jon Landau

Speakers:

Sir Terry Leahy / Amory Lovins / The Lord Browne of Madingley / Jochen Zeitz

Moderator:

John Micklethwait

Speakers:

Rachel Kyte / David Miliband / Professor Qi Ye

Moderator:

Professor Ngaire Woods

Speakers:

Rowan Douglas / Will Hutton / Conor Kehoe / Donald MacDonald / Professor Lynn Stout

Moderator:

Tim Harford

Speakers:

Dr. Hisham Khatib / Lord Mandelson / Ronald Steenblik

Moderator:

John Micklethwait

Speakers:

Amit Mehra / Jacqueline Novogratz / Charles Tang / Camilla Toulmin

Moderator:

Mark Damazer

Speakers:

Professor Sir David King