データサイエンスの中でも近年ひときわ注目度の高いData Visualizationを、二大人気プログラミング言語RとPythonの環境で、入門から最先端の応用まで学べる画期的テキスト。Beginning with the fundamentals of data visualization with Python and R, two key environments for data science, the book proceeds to lay out a range of tools for data visualization and their applications in web dashboards, data science environments, graphics, maps, and more. With an eye towards remarkable recent progress in open-source systems and tools, this book offers a cutting-edge introduction to this rapidly growing area of research and technological development.