As an historian of intelligence and global security at Harvard University’s Kennedy School of Government, I study the hidden histories of great power conflicts—espionage, subversion, sabotage, past and present. Read More >
Helping to run the Applied History Project at Harvard’s Kennedy School, I engage widely with the public and policymakers. Through commentary, and by contributing to broadcast programs, my work brings historical perspectives to present-day intelligence and national security affairs. Read More >
My first book, EMPIRE OF SECRETS (Harper-Press 2013) is a gripping account of British intelligence during the last days of the empire. My new book, to be published in 2023, is SPIES: The Epic Intelligence War Between East & West (Simon & Schuster/Little Brown) and will take readers inside the shadow conflict that has raged between Russia and the West for over a century. Read More >