In his Foreword, Professor Jones writes 'Mr Collier takes the opportunity to review the contributions of all forms of Intelligence, and the use and misuse that was made of them, in all the major phases of World War II. His task has required very wide reading of the great volume of original documents and derivative literature now available, and I admire the judgement that is evident throughout the book. Within the limits of treating the widest aspects of Intelligence in World War II in a sm...