The introduction for the new book is quite clear and straightforward. Unlike chapters we read before, it focuses more on making data visualized, which is also a way to interpret the data, but in a more comprehensive, and understandable way. By visualizing the data, some critical information for the problem will be revealed, and make all of the data to show more information.

However, misuse of the visualization can also create misunderstanding about the data, and leads to the wrong result. Therefore, using appropriate visualization skills for data is also an important part when people try to use this skill.