Christopher Skaife is Yeoman Warder (Beefeater) and Ravenmaster at the Tower of London. He has served in the British Army for twenty-four years, during which time he became a machine-gun specialist as well as an expert in survival and interrogation resistance. He has been featured on the History Channel, PBS, the BBC, <i>Buzzfeed</i>,<i> Slate</i>, and more. He lives at the Tower with his wife and, of course, the ravens. Follow him on Twitter: @ravenmaster1.