The story
Named after American mathematician Michael Spivak who used the pronouns E, Em, and Eir in the 1982 book "The Joy of TeX". Spivak did not coin the pronoun set he used in the book.
Etymology from Wiktionary, CC BY-SA 4.0.
Spivak pronoun
Today it means: Any of a set of gender-neutral neopronouns occasionally used in English, formerly associated with the LambdaMOO online community. Full definition →