Clinton Relies on Soul-Searching Message Guru

(ABC News) - The Texas advertising guru and branding whiz, who spent most of October on a spiritual soul quest, trying to reconnect with "the heart of America," has been tapped for a bigger role in Sen. Hillary Clinton's presidential campaign.

Roy Spence, 60, a longtime friend of the Clintons, is the quirky Austin-based advertising legend who coined the phrase "Don't Mess With Texas," and developed the Southwest Airlines slogan, "You are now free to move about the country."