This book tells the stories behind some of the world's most disastrous military mistakes, whether caused by faulty information, bad interpretation, cunning plans to deceive the intelligence gatherers or leaders who won't listen to what they are told. It is an analysis of the intelligence cycle that turns raw data into useful information about capabilities and intentions and then brings it to the attention of the decision-makers. Who uses many examples of all kinds of extraordinary decisions and deceptions from history to show how often and badly things can go wrong.