An interesting new book: Keeping a Finger on the Button: Presidential Continuity and the Nuclear Age by Rebecca C. Lubot.The story of how lawmakers grappled with issues over presidential succession and inability and vice-presidential vacancy and ultimately ratified the Twenty-Fifth Amendment. Keeping a Finger on the Button: Presidential Continuity and the Nuclear Age Lubot, Rebecca C. (Author)English (Publication Language)332 Pages - 12/08/2025 (Publication Date) - Palgrave Macmillan (Publisher) Check Price on Amazon