Ryan Sleeper is founder and principal at Playfair Data and has consulted with many of the world’s best-known brands. He is author of the books, Practical Tableau (O’Reilly 2018) and Innovative Tableau (O’Reilly 2020), and has shared his data visualization strategies worldwide, including speaking engagements in London, Tokyo, Toronto, and Singapore. Ryan’s work in Tableau has earned him the titles of Tableau Zen Master, Tableau Global Iron Viz Champion, and Tableau Public Visualization of the Year author.