David Cooper OBE is a retired British Army Lieutenant Colonel with 36 years’ service. He was initially taught military history and doctrine by the Burnham lecturers at Sandhurst and later gained a Masters degree in Defence and International Affairs. In the latter part of his career David instructed young officers in doctrine and tactics and wrote related publications for the British Army. Due to an abiding interest in the period he began to study the Dark Age Wessex campaigns in detail in 2002, and this book is the result.