Is Long-Term Sustainability an Antidote to Recession?br The Economist Marketing Forum - The Economistbr A panel of executives discuss why CEOs now rely heavily on CMOs at the Seventh Annual Marketing Forum hosted by The Economist in San Francisco.Speakers include: William Pearce, Senior Vice-president and Chief Marketing Officer, Del Monte Foods; Jaya Kumar, Chief Marketing Officer, Frito-Lay; and Tony Hsieh, Chief Executive Officer, Zappos.com.br Moderated by Martin Giles, Senior Business Correspondent, The Economist.