Dr. Alexander Querengasser studied history at the Leipzig University and received his doctorate at the Potsdam University. He is the author of more than twenty books. With the Zeughaus Verlag he has published a series "Beitrage zur Geschichte des Militars in Sachsen" (Articles on the History of the Military in Saxony), for which he wrote the volumes "LeCoq - Ein sachsisches Soldatenleben" (LeCoq - a Saxon Soldiers Life) and "Kesselsdorf 1745 - Eine Entscheidungsschlacht in der Fruhen Neuzeit" (Kesseldorf 1745 - a Decisive Battle in the Early Modern Age). He is also the author of "Hussite Warfare: The Armies, Equipment, Tactics and Campaigns, 1419-1437".