Cass R. Sunstein argues that the key to preventing the spread of extremist views is ensuring that like-minded groups encounter a diversity of opinions within civil society.

It's going to be hard to paint Judge Samuel Alito, President George W. Bush's nominee to the U.S. Supreme Court, as an extremist.

Should Canada continue giving aid to the Palestinian Authority?

What do we come home learning from a brief fact-finding sojourn to Haiti? In a sentence: Security comes first.

No Child Left Behind could have a bright future--if its accountability provisions are meaningful.

We need apragmatic middle ground that seeks solutions to environmental problems that are compatible with democratic capitalism.

Scientific evidence that political anger is dangerous.

Pakistan's floods have worsened well beyond the capacity of the government to react and the Taliban and Islamist extremists are aiming to capitalize on the publicity that the relief effort is receiving.