MixedForeign PolicyFor starters, the book is engagingly written, and much of it is highly entertaining. Hathaway and Shapiro take the reader into areas of 20th-century diplomacy that are all-too-often neglected, and their portraits of key individuals from recent and more distant history... The bottom line: Reading the book is an enjoyable experience and far from a waste of time ... Unfortunately, the evidence Hathaway and Shapiro present does not come close to proving their case. Although they tend to avoid using clear causal language, the novelty of The Internationalists lies in the ambitious causal claim the authors are making ...what is perhaps most striking about The Internationalists is the absence of clear and direct evidence showing their proposed causal mechanism at work in concrete cases ... Last but not least, the conclusion to The Internationalists is at odds with its upbeat thesis.