After nearly 10 years, Kate Atkinson’s much-loved detective Jackson Brodie returns in her 12th novel Big Sky. “The best mystery of the decade”, Stephen King wrote of Case Histories, Brodie’s first appearance back in 2004, but it looked as if he might have been retired for ever after his fourth outing in 2010. “Brodie did have a really long holiday,” the author says. During which time, Atkinson...