William Elliott Hazelgrove's upcoming book, Evil on the Roof of the World, explores the murder of two cyclists by ISIS terrorists in Tajikistan. Through narrative storytelling, Hazelgrove pieces together the events leading to the tragedy, offering a profound account of hope, adventure, and the global reach of extremism. Set to release on November 13, 2025, this book promises to captivate true crime and adventure enthusiasts alike, drawing comparisons to Jon Krakauer's Into the Wild.