Information graphics typically combine visual and verbal information. Diagram allow relationships to be visually represented in straight list or verbal description. Diagrams use from point, line, and plane to scale, color, hierarchy, layers and more. Diagrams depict numerical increments, relative size, temporal change, structural links and other conditions. In an editorial context they are used to explain complex ideas. As well in the reading "Graphic Design Sources" by Hieber. Reflects that statistics are boring and the use of Graphic displays allows the viewer to see relationships, because they depict a clear comparison, it causes the viewer to think about te data and to compare different pieces of data. It can also reveal several levels of detail from structure to broad view and diagrams assist the viewer in remembering the information.