In Clear Focus: Our guest this week is Devora Rogers, the co-author of Influencing Shopper Decisions, this month's Bigeye Book Club selection. Devora discusses how retail and brand marketers can use agile neuroscience and two new metrics - usage and influence - to provide fresh insights into shoppers' needs, priorities, and context. IN CLEAR FOCUS listeners can claim a 20 percent discount on Influencing Shopper Decisions at KoganPage.com by using the promo code BIGEYE20 at checkout.