Cornish, Nik: - Nik Cornish is a former head teacher whose passionate interest in the world wars on the Eastern Front and in Russias military history in particular has led to a series of important books on the subject including Images of Kursk, Stalingrad: Victory on the Volga, Berlin: Victory in Europe, Partisan Warfare on the Eastern Front 1941-1944, The Russian Revolution: World War to Civil War 1917-1921, Hitler versus Stalin: The Eastern Front 1941-1942 Barbarossa to Moscow, Hitler versus Stalin: The Eastern Front 1942-1943 Stalingrad to Kharkov and Hitler versus Stalin: The Eastern Front 1943-1944 Kursk to Bagration.