Christopher Robin (Ewan McGregor) and Winnie the Pooh in a scene from “Christopher Robin.” And while Pooh and his pals will delight the kiddies, it’s not just another dose of nostalgia for ...

Disney Disney’s Christopher, meanwhile, is a wholly fictional character, whose last name is Robin, and whose father dies, rather conveniently, when he’s just a boy.

Many an author uses personal material to the distress of family members, but there are few more bitter examples than that of A.A. Milne and his Christopher Robin – at least according to a new ...