Both the Democratic and Republican National Committees are likely to have new leadership next year. Former Democratic Governor Howard Dean of Vermont is stepping down, having completely recovered from his unfortunate reputation as an erratic and wildly liberal 2004 presidential contender. As chairman of the DNC, he adopted a controversial "50-state strategy" that had the party pouring resources into states it normally didn't contest. His strategy paid off this year as Barack Obama won such states as Indiana and Virginia that had not voted Democratic at the presidential level since Barry Goldwater's landslide loss in 1964. Unknown yet is whom...