NEW YORK (AdAge.com) -- Advertising Age's Marketer of the Year ceremony will be part of the CMO Choice Awards on Oct. 16, to be held during the Association of National Advertisers conference in Orlando, Fla. In these six video previews, Ad Age staffers explain why each marketer -- Apple, Coors, Sen. John McCain's campaign, Nike, Sen. Barack Obama's campaign and Zappos -- is worthy of the top honor. The audience at the Oct. 16 event will cast a vote to determine which of the six is officially declared Marketer of the Year.