![HBR IdeaCast show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/026/923/small/hbr-ideacast.jpg)
Summary: The former Secretary of Defense talks with HBR editor-in-chief Adi Ignatius about his new book, "Duty: Memoirs of a Secretary at War."
Summary: The former Secretary of Defense talks with HBR editor-in-chief Adi Ignatius about his new book, "Duty: Memoirs of a Secretary at War."