The Unexpected Spy: From the CIA to the FBI, My Secret Life Taking Down Some of the World's Most Notorious Terrorists is a 2019 memoir by Tracy Walder about her work in the Central Intelligence Agency (CIA) and the Federal Bureau of Investigation (FBI). Jessica Anya Blau assisted with the book, published by St. Martin's Press. Jeff Rowe of the Associated Press (AP) stated that the book "is more a diary of the author’s journey" instead of "an exploration of decision-making at the highest levels of government". Source: Wikipedia (en)