Jason Kasper is the USA Today bestselling author of the Spider Heist, American Mercenary, and Shadow Strike thriller series. Before his writing career he served in the US Army, beginning as a Ranger private and ending as a Green Beret captain. Jason is a West Point graduate and a veteran of the Afghanistan and Iraq wars, and was an avid ultramarathon runner, skydiver, and BASE jumper, all of which inspire his fiction.