Henry Hardy is a Fellow of Wolfson College, Oxford, in the UK. He is also Isaiah Berlin's principal editor, and one of his literary trustees.

Ian Buruma was the editor of The New York Review of Books.

His previous books include Their Promised Land, Year Zero, The China Lover, Murder in Amsterdam, Occidentalism, God's Dust, Behind the Mask, The Wages of Guilt, Bad Elements and Taming the Gods.

Isaiah Berlin was born in Riga, now capital of Latvia, in 1909. When he was six, his family moved to Russia, and in Petrograd in 1917 Berlin witnessed both Revolutions - Social Democratic and Bolshevik. In 1921 he and his parents emigrated to England, where he was educated at St Paul's School, London, and Corpus Christi College, Oxford. Apart from his war service in New York, Washington, Moscow and Leningrad, he remained at Oxford thereafter - as a Fellow of All Souls, then of New College, as Chichele Professor of Social and Political Theory, and as founding President of Wolfson College. He also held the Presidency of the British Academy.

His published work includes Karl Marx, Russian Thinkers, Concepts and Categories, Against the Current, Personal Impressions, The Sense of Reality, The Proper Study of Mankind, The Roots of Romanticism, The Power of Ideas, Three Critics of the Enlightenment, Freedom and Its Betrayal, Liberty, The Soviet Mind and Political Ideas in the Romantic Age. As an exponent of the history of ideas he was awarded the Erasmus, Lippincott and Agnelli Prizes; he also received the Jerusalem Prize for his lifelong defence of civil liberties. He died in 1997.

Michael Ignatieff is a writer, historian and former politician. He has taught at Cambridge, Oxford, the University of Toronto and Harvard and is currently university professor at Central European University in Vienna. His books, which have been translated into twelve languages, include Blood and Belonging, Isaiah Berlin: a life, The Needs of Strangers, The Russian Album and The Ordinary Virtues.

Alfred Brendel was born in 1931 in Wiesenberg, and now lives in London. He is universally acknowledged as one of the world's leading pianists, and although he has bidden farewell to the concert stage he continues to give master-classes and readings. He is also the author of several books, including Alfred Brendel on Music (Robson Books), The Veil of Order and A Pianist's A-Z - both published by Faber.