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In page Leigh Sales:

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Sales' second book, On Doubt, was published in 2009[4] as part of MUP's series Little Books on Big Themes.[5] It covers the rise of opinion in place of straight news reporting and the value of bringing a sceptical mindset to politics and policy, instead of ideological certainty.[citation needed] A second edition was published in 2017,[4] with an additional chapter noting the Trump presidency and the rise of fake news.[citation needed]