Independent presidential candidate Ross Perot raised lots of eyebrows in the media and the hopes of legions of political activists by garnering 19 percent of the vote in 1992, but he was barely a factor in the next run for the White House. Aside from the personal oddities of Perot and the success of Bill Clinton in triangulating on issues and special interests, a case can be made that the strongest independent electoral movement in recent American political history faded into irrelevance between 1992 and 1996 because it was unable to sustain among its field leaders and troops the energy...