Alberto Cairo @albertocairo is the Knight Chair in Visual Journalism at the University of Miami. He's also director of the visualization program at UM's Center for Computational Science. He's the author of The Functional Art: An Introduction to Information Graphics and Visualization and The Truthful Art: Data, Charts, and Maps for Communication . He also writes regularly about visualization in his personal blog . He has been director of visualization at news publications in Spain (El Mundo) and Brazil (Globo magazines,) and he's currently a consultant for companies such as Google and Microsoft. Cairo also organizes two annual conferences, the Digital Humanities + Data Journalism Symposium , and VizUM.