It's a traditionally impossible game, but we've had a go on the books desk. What are your predictions?
Shortly after 10.30am BST on Tuesday we'll discover which six authors have made it onto this year's Man Booker prize shortlist. In the year the prize opens up to the world, we're wondering: how many of that half-dozen will be American? And with only three women on the 13-strong longlist, how many books by female authors will we see?