The host of the popular CNN Headline News television show and conservative radio talk-show personality presents his perspectives on issues ranging from nuclear technology in the Middle East and poor education ratings to the obesity epidemic and rising gas prices.

Decades before the American Revolution, Benjamin Franklin lamented that English settlers were constantly fleeing over to the Indians -- but Indians almost never did the same. Tribal society has been exerting an almost gravitational pull on Westerners forhundreds of years, and the reason lies deep in our evolutionary past as a communal species. The most recent example of that attraction is combat veterans who come home to find themselves missing the...