>His handwriting was so perfect and distinct that in the late 1980s Luca Cardelli, then from the DEC Systems Research Center, designed a ‘Dijkstra’ font for Macintosh computers. Soon after, Dijkstra received a letter typeset in this font and thought it was handwritten until news reached him about the creation of this font.

Ddsger Wybe Dijkstra (1930–2002): A Portrait of a Genius - CWI http://homepages.cwi.nl/~apt/ps/dijkstra.pdf