Monica Crowley

One day in 1984, at the height of his fame, Michael Jackson made a visit to the White House. President and Nancy Reagan may not have dug his music, but they understood the power Mr. Jackson commanded as a common pop-cultural touchstone for just about everyone else.

John Quincy Adams ranks with Jimmy Carter on the roster of ex-presidential redemption. Instead of completing a biography of his father, he let himself be elected to the House, where he spent nine terms in Whiggish opposition to the Democrats, supporting a national bank and a protective tariff and internal improvements.