The case for James Mills Peirce.
This paper presents a circumstantial, but convincing, case that James Mills Peirce (1834--1906), professor of mathematics and first dean of the Graduate School of Harvard University, was the author of a strong defense of homosexuality, which was published anonymously in 1897.
D001290:Attitude; D049672:History, 19th Century; D006716:Homosexuality; D008404:Massachusetts; D008433:Mathematics / Q000266:history; D014956:Writing