Executive Communication Speech of the monthSurprise! Words of wisdom on energy from Exxon CEO In a powerful speech, ExxonMobil CEO Rex Tillerson courageously destroys the myth of ‘energy independence’ for the U.S. and challenges our reliance on bio-fuels. By David MurrayJuly 27, 2008 SHARE To read the full story, log in. Become a Ragan Insider member to read this article and all other archived content. Sign up today Already a member? Log in here. Learn more about Ragan Insider.