Historically, the discipline of marketing has been heavily skewed toward a subjective art at the expense of a measurable science. But the days of hunches, intuitions, and incomplete or misleading perspectives are rapidly disappearing. Today, savvy marketers and forward-looking organizations are embracing innovative new models driven by cutting-edge technology and analytics to align sales and marketing, pinpoint (and respond to) customer needs, and achieve breakthrough revenue gains. In Manufacturing Demand, marketing guru David Lewis, CEO of DemandGen International, reveals the transformations taking place in marketing today, including the rise of the marketing geek and the emergence of the so-called fifth and sixth P s of marketing: