Across The Board is a series of interviews conducted over a game of chess. In this programme Dominic Lawson talks to the outspoken journalist and broadcaster Piers Morgan. The game turns out to be a brutal affair.

Across The Board is a series of interviews conducted over a game of chess. In this programme Dominic Lawson talks to the best-selling military historian Antony Beevor. What are the parallels between chess and warfare?

Across The Board is a series of interviews conducted over a game of chess. In this programme Dominic Lawson interviews the game's leading philanthropist. Mega-rich financier Rex Sinquefield is ploughing millions of dollars into the game. But why?

He dominated the chess world for fifteen years. In Across The Board, Dominic Lawson interviews Gary Kasparov over a game of chess - and asks him not just about the 64 squares, but also about his life post-chess, as a staunch opponent of President Putin.

Across The Board is a series of interviews conducted by Dominic Lawson over a game of chess. Today, Dominic challenges the snooker legend Steve Davis. Davis dominated the green baize for much of the eighties. But can he dominate Dominic on the chess board?

Producer: David Edmonds

Across The Board: a series of interviews conducted by Dominic Lawson over a game of chess. In this, the last of the series, Dominic takes on Demis Hassabis. Demis was a child chess prodigy, who moved into computer programming, and has just sold his company to Google for £400million.

Across The Board: a series of interviews conducted by Dominic Lawson over a game of chess. Today Dominic takes on the former England footballer Sol Campbell - and asks him whether his decision to transfer from Tottenham Hotspur to Arsenal was a chess player's move.

Across The Board: a series of interviews conducted by Dominic Lawson over a game of chess. Today Dominic takes on one of Britain's leading philanthropists, Sigrid Rausing, who plays chess every day with her husband.

Across The Board: a series of interviews conducted by Dominic Lawson over a game of chess. Today Dominic takes on Murray Campbell, the brains behind the chess computer Deep Blue. Deep Blue made headlines around the world when it beat the former world chess champion Garry Kasparov.

Across The Board: a series of interviews conducted by Dominic Lawson over a game of chess. Today, Dominic takes on the world's greatest chess player, Magnus Carlsen - and asks whether it wouldn't be better for Magnus to put his extraordinary intelligence to another use.