This document discusses information graphics and data visualization. It provides examples of different types of charts, graphs, maps, and diagrams that have been used throughout history to visualize data. These include charts created by William Playfair in the late 18th century, ISOTYPE diagrams developed by Otto and Marie Neurath, and Sankey diagrams. The document also discusses different tools that can be used to create visualizations, including standard programs like Excel, specialized tools like Tableau and Raw, or developing custom visualizations using programming languages. Finally, it provides some examples of visualizations and discusses reasons for visualizing data like efficient communication or enabling comparisons.