Data visualization is a tool to understand the meaning of information and to better communicate it. It facilitates the reading of data by presenting it in the form of images, graphs, pictograms, and maps. Visualization is more often a component of some data analyst or data scientist roles. In general, a data visualization expert needs a degree in a field that develops his or her analytical skills, such as mathematics, statistics, and computer science. Thus, the dataviz, attached to a company, is able to exploit the data and put it in a more simplified context of visualization to explore its meaning and impacts.