With fatal terrorist attacks on the decline worldwide and al Qaeda apparently in disarray, it would seem a time for optimism in the global war on terrorism. But the war has simply shifted to a different arena. Islamists, or those who believe that Islam is a political and religious system that must dominate all others, are focusing less on the military and more on the ideological. It turns out that Western liberal democracies can be subverted without firing a shot. Nowhere is this more evident than in the educational realm. Islamists have taken what's come to be known as the...