Jack Sheldon is now firmly established as the leading authority on the German Army in the First World War. A retired soldier he lives in France and is fully engaged researching and writing. His German Army on the Somme was a run-away success and he has built on his reputation with The German Army At Passchendael, The German Army at Cambrai,The German Army on Vimy Ridge and The German Army at Ypres 1914. He lives in France.