Readers whose knowledge of Scandinavian crime fiction goes beyond Stieg Larsson know that it was Henning Mankell who jump-started what has developed into a nearly 20-year golden age. The very fact that Sweden could foster a new spin on the Chandlerian hard-boiled novel seemed puzzling initially. How could there be crime novels in such a pristine region, full of nice people, liberal to a fault, the very antithesis of America's mean streets?
No region is all that pristine, of course, including Sweden, but something had changed by the time Mankell started writing, something that transformed Scandinavia into a setting ripe for the hard-boiled style. It all started with the fall of …