TC18 welcomes Ryan Sleeper, Tableau Zen Master, Tableau Iron Viz Champion, and Tableau Public Visualization of the Year author. Ryan is here to share why he strives to be a 'master of checkers' by focusing on the fundamentals of data visualization. He will share many tips from this new book: "Practical Tableau." During this session, you'll learn how to make beautiful bar charts, lovely line graphs, leverage psychological schemas to improve your data visualization, and more!