Klaus Willmann is a forester and customs officer by profession. He discovered writing as a new vocation and has since published a number of books, including The 188 U-Boat and Death March Through Russia. Willmann lives in Grafing, near Munich.Roger Moorhouse is a historian of the Third Reich. He is the author of the acclaimed Berlin at War and Hitler's Third Reich in 100 Objects and has been published in more than twenty languages. He has contributed to He Was My Chief, I Was Hitler's Chauffeur and With Hitler to the End (all Frontline Books). He is also a tour guide, a book reviewer and a visiting professor at the College of Europe in Warsaw. You can follow him on Twitter at @Roger_Moorhouse.Eva Burke grew up in Vienna and then Zug, Switzerland. She graduated from Brandeis University, Massachusetts with a BA and MA in Near Eastern and Judaic Studies and Contemporary Jewish Studies. She translated and helped research The True Story of the Christmas Truce (Greenhill Books) and I Somehow Survived (Greenhill Books). She lives in London with her husband, four children and three grandchildren.