Steven C. Levi is an Alaskan historian and writer. He has lived in Alaska for more than four decades and has more than 100 books in print, eBooks, and audiobooks. His nonfiction books on Alaska history include Boom to Bust in the Alaska Gold Fields, an historical forensic investigation into the sinking of Alaska's ghost ship, the Clara Nevada, as well as a history of Alaska's bush pilot heritage, Cowboys of the Sky, an Alaska Battle of the Books winne. His flying books include a technical how-to for flying in Alaska, Bush Flying, and a biography of legendary bush pilot Archie Ferguson. His fiction specialty is the impossible crime in which the detective has to discover HOW the crime was committed before he can capture the perpetrators. In The Matter of the Vanishing Greyhound, four bank robbers escape with a dozen hostages, $10 million in cash, and the contents of all safety deposit boxes. They demand a Greyhound bus in which to escape and, with the police following, disappear after they drive onto the Golden Gate Bridge.