William Jefferson Clinton's legacy remains a matter of significant contention among historians, political scientists, and pundits even after a decade of time to reflect. The narrative of Clinton's two terms may be, in some sense, the tale of two different men--or at least two incongruous public views of the nation's 42nd chief executive. On the one hand, there is the Clinton who left the White House more popular than when he took office--entering with a 58 percent approval rating and leaving with a 66 percent approval rating. On the other hand, an ABC News poll conducted on his last day...