R. Buckminster Fuller (1895–1983) was a 20th century inventor and visionary who did not limit himself to one field but worked as a "comprehensive anticipatory design scientist" to solve global problems.
References
“New Status for the Lowly Postage Stamp.” Print, September 1963
Frasconi, Antonio. Antonio Frasconi’s Short Essay About Postage Stamps. Cambridge, MA: Kat Ran Press, 2017.
Russem, Michael. Postage Stamps by AIGA Medalists. Cambridge, MA: Kat Ran Press, 2013.
“Science and the Artist: The Story Behind the New Science Stamp.” Chemistry, January 1964.