Tariq Ali
political campaigner
Martin Amis
novelist and critic
Perry Anderson
historian
Karen Armstrong
historian of religion
Colin Blakemore
neurologist and MRC chief executive
Philip Bobbitt
theorist of law and conflict
Melvyn Bragg
broadcaster and writer
Samuel Brittan
economics commentator
Gordon Brown
chancellor of the exchequer
Ian Buruma
writer on Asian and world affairs
AS Byatt
critic and essayist
David Cannadine
historian
John Carey
literature professor and critic
Linda Colley
historian
Robert Cooper
diplomat and writer
Michael Craig-Martin
conceptual artist and professor
Bernard Crick
political writer and citizenship expert
Matthew D?Ancona
journalist and writer
Richard Dawkins
biologist and scientific polemicist
Terry Eagleton
literary theorist
David Elstein
television executive
Brian Eno
musician and producer
Niall Ferguson
historian
Michael Frayn
playwright and novelist
Lawrence Freedman
professor of war studies
Timothy Garton Ash
historian and commentator
Anthony Giddens
social and political theorist
Paul Gilroy
race and social theorist
Charles Grant
director of Centre for European Reform
John Gray
political philosopher
AC Grayling
philosopher, writer and journalist
David Green
director of Civitas
Susan Greenfield
pharmacologist and RI director
Germaine Greer
writer, academic and feminist
Fred Halliday
international relations professor
David Hare
playwright
Seamus Heaney
poet and essayist
Peter Hennessy
historian of government
Christopher Hitchens
essayist and contrarian
Eric Hobsbawm
historian
Richard Holmes
biographer
Michael Howard
military historian
Will Hutton
chief executive of the Work Foundation
Michael Ignatieff
human rights theorist and author
Lisa Jardine
historian
Charles Jencks
architectural critic
Anatole Kaletsky
Times economics commentator
John Kay
business economist and academic
Frank Kermode
literary critic and writer
Mervyn King
Bank of England governor
Thomas Kirkwood
professor of medicine
Richard Layard
economics professor and policy adviser
Julian Le Grand
social policy theorist and policy adviser
James Lovelock
scientist and originator of Gaia theory
Noel Malcolm
historian
David Marquand
writer on politics
Peter Maxwell-Davies
composer and conductor
Robert May
zoologist and Royal Society president
Ian McEwan
novelist
Neil MacGregor
director of British Musuem
Mary Midgley
moral philosopher
Jonathan Miller
theatre director and polymath
George Monbiot
columnist and author
Geoff Mulgan
Demos founder and policy adviser
VS Naipaul
novelist and essayist
Tom Nairn
theorist on nationalism
Onora O?Neill
philosopher
David Pannick
human rights lawyer
Bhikhu Parekh
political theorist
Adam Phillips
psychotherapist and essayist
Melanie Phillips
author and columnist
Philip Pullman
children?s author
Martin Rees
astronomer royal
Matt Ridley
science writer
Richard Rogers
architect
Steven Rose
biologist
WG Runciman
social theorist
Salman Rushdie
writer
Malise Ruthven
writer on religion
Jonathan Sacks
chief rabbi
Ziauddin Sardar
writer on Islam
Simon Schama
historian and broadcaster
Roger Scruton
philosopher and writer
Amartya Sen
development economist
Gitta Sereny
biographer
Robert Skidelsky
economics professor
Quentin Skinner
historian
David Starkey
historian and broadcaster
George Steiner
writer and academic
Tom Stoppard
playwright
Raymond Tallis
physician and writer
Adair Turner
economist and policy adviser
Mary Warnock
philosopher and public ethicist
David Willetts
Conservative politician
Rowan Williams
archbishop of Canterbury
Robert Winston
fertility expert and broadcaster
Jeanette Winterson
novelist
Martin Wolf
FT chief economics commentator
Lewis Wolpert
developmental biologist and writer
James Wood
literary critic