Boyne’s readers are, in fact, likely to know what Gretel means, as “All The Broken Places” is a sequel to Boyne’s 2006 international bestseller “The Boy in the Striped Pajamas.” ...

The Irish author of The Boy in Striped Pyjamas told his young audience he had started writing at a “fairly very young age” and at the age of eight or nine he knew writing was what he wanted to do. “In ...