2004 marks the fiftieth anniversary of the Supreme Court's unanimous decision to end segregation in public schools. Many people were elated when Supreme Court Chief Justice Earl Warren delivered Brown v. Board of Education of Topeka in May 1954, the ruling that struck down state-sponsored racial segregation in America's public schools. Thurgood Marshall, chief attorney for the black families that launched the litigation, exclaimed later, "I was so happy, I was numb." The novelist Ralph Ellison wrote, "another battle of the Civil War has been won. The rest is up to us and I'm very...