Leif GW Persson’s previous novels include Between Summer’s Longing and Winter’s End; Another Time, Another Life; Free Falling, As If in a Dream; Linda, as in the Linda Murder; and Bäckström: He Who Kills the Dragon. He has served as an adviser to the Swedish Ministry of Justice and is Sweden’s most renowned psychological profiler. A professor at the Swedish National Police Board, he is considered the country’s foremost expert on crime. He lives in Stockholm.