Margaret Claire Hoover (born December 11, 1977) is an American political commentator, political strategist, media personality, journalist, author, and great-granddaughter of Herbert Hoover, the 31st U.S. president. She is author of the book American Individualism: How a New Generation of Conservatives Can Save the Republican Party, published by Crown Forum in 2011. Hoover hosts PBS’s reboot of the conservative interview show Firing Line.