The range of documents throughout the volume is impressive, including a parliamentary debate, Joint Intelligence Committee reports, a transcription of a secret meeting between agents and a military directive. By integrating these fascinating sources with perceptive historical analysis, this book makes a strong case for the desirability of studying the past. International Affairs This is a book that any serious student of British intelligence activity will want to read and read again. British Politics Group Newsletter Dover and Goodman have made a substantial and timely contribution to the American and British intelligence communities on aspects of the importance of creating a process to identify lessons learned, similar to the process used by the military, in spite of the difficulty of drawing lessons from intelligence because most successes go unreported due to the nature of the trade, and failures are analyzed by outsiders who must judge what they are not allowed to observe. International Journal of Intelligence Ethics