George Packer in the New Yorker a couple of weeks ago:
… Read the restSection 4 of the Twenty-fifth Amendment to the Constitution allows for the removal of a President who can no longer discharge his duties but is unable or unwilling to say so. It empowers the Vice-President, along with “a majority of either the principal officers of the executive departments or of such other body as Congress may by law provide,” to declare the President unfit and to install the Vice-President as Acting President. Section 4 has never been invoked. In 1987, when Ronald Reagan appointed Howard Baker to be his new chief of staff, the members of the outgoing chief’s team warned their replacements that Reagan’s mental ineptitude might require
