Books We also write cool books! The #1 best-selling Power Pivot Book A Power Query book for the Excel user Authored by Excel Folks for the Excel people Visual Each book features hundreds of illustrations, diagrams, and screenshots. You SEE everything and follow along each of the steps and examples explained. Example-Driven Each concept, function, and technique is accompanied by a tangible example. Everything is both explained AND demonstrated. A simple guide to master the tool A technical book written by humans (Excel users) for humans with an easy to follow and jargon-free content.