Ultimately, the goal of the marketing CTO is to enable the CMO to wield technology as a strategic marketing capability. Analogous to relationship between a less-technical CIO and his or her CTO, or between a product CTO and the CEO. If the chemistry is right, this is a powerhouse combination.
Proxxima 2012 Paul Gelb Razorfish Keynote - Mobile: A New Golden Age of Marketing
MobileThe Next Golden Age of Marketing May 10th 2012