The ninth-century essayist, polymath and polemicist al-Jahiz said. He was an early Christian apologist and a polemicist against heresy, including contemporary Christian Gnosticism. A person who often writes polemics, or who speaks polemically, is called a "polemicist". Poet and polemicist John Milton published pamphlets as well. The form is named after the Greek cynic parodist and polemicist Menippus (third century BC). McEwan was a long-time friend of Christopher Hitchens, the writer and polemicist. He was an urbanist of different dimensions such as academic researcher, polemicist and institution-builder. Heraclid's parallel career was as a religious polemicist and preacher. Ginzburg was politically involved throughout her life as an activist and polemicist. Patrick Condell (born 23 November 1949) is a British writer, polemicist, and former stand-up comedian. However, Maistre's skills as a writer and polemicist ensured that he continues to be read. Many critics distinguished Richler the author from Richler the polemicist. The polemicist John Milton expressed support for polygamy in his "De doctrina christiana". He was a reckless polemicist and his often dubious racial theories have damaged his reputation. The concept of "sadaejuui" was central in the writings of polemicist Shin Chaeho.