Claire Bolderson profiles US Republican vice-presidential candidate Paul Ryan.Producers: Smita Patel and Chris Bowlby.
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Samira Ahmed profiles Newt Gingrich, leading Republican contender for the US election.
Mary Ann Sieghart profiles the American diplomat Richard Holbrooke.
Colleagues and friends discuss Michelle Obama's influence on her husband's campaign.
Allan Little profiles Republican presidential candidate Mitt Romney.
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A collection of Radio 4 programmes on the 2012 American Presidential Election.
The best of Radio 4 programmes providing in-depth coverage and analysis on the USA today.
Find out more about the people making the news headlines
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