Review: The Silkworm by Robert Galbraith

This time last year, hardly anyone knew who Robert Galbraith was. The Cuckoo’s Calling was just another crime novel, and its sequel, The Silkworm, should have passed off in the same way. But then it was leaked that Galbraith was in fact J.K. Rowling – yes, THAT J.K. Rowling – and the publication of The…