“Thirty-eight letters, written between 2005 and 2010 by the To Kill a Mockingbird author to her friend Felice Itzkoff, are up for auction this week. Addressed affectionately to ‘Clipper’, Lee’s nickname for Itzkoff, the letters span Lee’s memories of her father, her apparent atheism and her friendship with Hollywood figures. … [There’s also] a suggestion made by American president Lyndon B Johnson to the actor Gregory Peck that the US would one day have a black, female president.”