Debate: The threat to our civil liberties from an overmighty state has been much exaggerated

Speakers for the motion:

David Aaronovitch, Times columnist and author of Voodoo Histories: The Role of Conspiracy Theory in Shaping Modern History.

Sir Ian Blair, Former Commissioner of the Metropolitan Police.

Conor Gearty, Professor of Human Rights Law at the London School of Economics.

Speakers against the motion:

A.C. Grayling, Professor of philosophy at Birkbeck College, University of London, and author of Liberty in the Age of Terror: A Defence of Civil Society and Enlightenment Values.

David Davis, Conservative MP and former shadow home secretary.

Shami Chakrabati, Director of Liberty.

Chair: Sue Lawley, Journalist and broadcaster.