Businesses desire to make use of this insight, so “We’ve moved down a path to determine how to operationalize emotion, putting core insights on emotion into practices as we design, build and operate elements of the customer experience… This is not a prediction of how the customer will feel in the future; instead, it is an explanation of what they are likely to do as a result of feeling that way.”
http://customerthink.com/use-data-science-to-understand-customer-emotions-and-decisions/
Digital marketing is a complicated beast that demands collaboration across such diverse disciplines as branding, content, and data science. The best marketers combine company strategy and brand goals with a keen understanding of what makes the customer tick; listening to customers is truly the secret sauce of successful marketing.
http://www.zdnet.com/article/mckinsey-on-digital-marketing-personalization-is-not-what-you-think/