Robert Galbraith is a pseudonym for J.K. Rowling, bestselling author of the Harry Potter series and The Casual Vacancy. The previous six Strike novels, The Cuckoo's Calling, The Silkworm, Career of Evil, Lethal White, Troubled Blood and The Ink Black Heart topped the national and international bestseller lists and the series has been adapted for television, produced by Bronte Film and Television.