Murder at forty Below is a gritty yet fascinating account of many of Alaska's most notorious and unusual murder cases. Drawn from police files, eyewitness accounts, and news reports, these stories introduce extreme criminals in an extreme land. Meet church-going big-game hunter Robert Hanson, who stalked topless dancers for more than a decade, and Robert Stroud, a construction worker who killed a bartender in Juneau, later to become the nationally known "Birdman of Alcatraz.