Nancy Snow, author of Propaganda, Inc. and the upcoming Information War: American Propaganda, Opinion Control and Free Speech Since 9/11, gives a broad-ranging interview about how the current U.S. propaganda war is playing out. "Since World War I, advertising has mixed with selling war, foreign aid, and even cultural exchanges. ... This is what the U.S. is to the world—the ultimate salesman," she says. "We appear to the world like the world's Barnum & Bailey, and remember what P.T.