Actor Reese Witherspoon on why she's teamed up with thriller writer Harlan Coben to write a novel called Gone Before Goodbye, about a struck-off army surgeon who uncovers a global conspiracy.

Colin Farrell discusses his new film Ballad of a Small Player, about a gambler on the verge of losing everything, which is directed by Oscar winner Edward Berger.

What is the best amount of time to look at a work of art? Professor Jennifer Roberts from Harvard University has the answer.

Today University Academic Richard Taylor was awarded "substantial damages" after a court ruled the portrayal of him in a Steve Coogan film about the discovery of a Richard III's remains did have a defamatory meaning. We talk to Richard about his win.

Presenter: Tom Sutcliffe