Sarah Jessica Parker in possible conflict of interest over Booker longlisted author

Actor and book prize judge's production company in process of developing novel by Claire Adam

An apparent conflict of interest has emerged over the Sex and the City star Sarah Jessica Parker's judging of this year's Booker prize.

A production company run by the actor is reportedly in the process of developing a book written by Claire Adam, whose second novel, Love Forms, appears on this year's longlist, announced on Tuesday.