For one hour at least, TV's buzziest show revolved around the Fourth Estate.

Last night's season premiere of "Mad Men" was bookended by reporters' interviews with the mysterious and charming main "Mad Man" himself, Don Draper. After a horrendous profile of Mr. Draper in Advertising Age makes his fledgling firm look bad, ad honcho Bert Cooper orders Don to try again with "my man at The Wall Street Journal."

In...