Compass talks to atheists of different stripes. Eminent philosopher John Gray; science writer and editor of Skeptic magazine Michael Shermer; historian and writer Inga Clendinnen and Australia’s best known atheist Phillip Adams, all explore the philosophical and practical consequences of being an atheist.

How does their atheism shape their attitudes to science and the big questions of our time such as war and global warming? Is conflict between atheists and believers inevitable and necessary? Or, is this debate generating more heat than light.

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