Pie charts should be converted into accessible tables. It is not necessary to describe the visual attributes of the charts, e.g., red wedge, blue lines, etc., unless there is an explicit need such as ...

Charts should be readable in black and white. For more information on these and other accessibility requirements, please reference Microsoft Office's guidelines. Pie charts are one of the simplest ...

William Playfair, the father of data visualisation, changed the way we understand information. His bar graphs, pie charts, and line graphs remain essential tools today, yet his name is barely known.