Tolerate Differences in Scientific, Not Just Political, Viewpoints

In his New York Times column recently, Nicholas Kristof offered "A Confession of Liberal Intolerance." A liberal himself, Kristof acknowledges that universities welcome many kinds of diversity -- except the political and philosophical kind. We could add another: viewpoints on evolution and intelligent design.

Kristof paints a stark picture of discrimination directed against conservatives and Evangelicals:

"Outside of academia I faced more problems as a black," he [George Yancy, a black Evan...