Guardian blogger Alison Flood thinks she knows.............
Blogging on the prize's website, Portillo has revealed that although the judges made it through the process without "blood on the floor", they were far from unanimous. Sebastian Barry "is entitled to be disappointed", he says, calling The Secret Scripture "the most beautiful book" on the shortlist, "a glorious piece of writing with not a word misplaced".
Do we think there's a book in unpicking the Booker judging process? My Year as a Booker Judge... One can only hope.
Posted by Alison Flood Thursday October 23 2008 13.00 BST