September 21, 1979, Stephen Jay Gould & Richard Lewontin publish an influential paper (cited more than 4.000 times) "The Spandrels of San Marco and the panglossian paradigm", introducing the idea of "spandrels" into evolutionary #biology.
https://en.wikipedia.org/wiki/The_Spandrels_of_San_Marco_and_the_Panglossian_Paradigm


