Playfair Display is a typeface designed by Claus Eggers Sørensen in 2004. It is a modern serif font that is inspired by the classic typefaces of the 18th and 19th centuries. The font is characterized by its strong, bold lines and sharp angles, making
From Wikipedia
William Playfair was a Scottish engineer and political economist. The founder of graphical methods of statistics, Playfair invented several types of diagrams: in 1786 he introduced the line, area and bar chart of economic data, and in 1801 he published what were likely the first pie chart and circle graph, used to show part-whole relations. Playfair has been reported to have been a secret agent for the British Government, although this has sometimes been a subject of controversy.