Anglo-Welsh metaphysical poet Henry Vaughan was a major literary figure of the Commonwealth period and is best remembered for Silex Scintillans. While he initially studied law, the Civil War disrupted his studies and he was called back home to serve Sir Marmaduke Lloyd. He was also a practicing physician.
Welsh psychoanalyst Ernest Jones was one of the most significant figures behind the development of psychoanalysis as a profession in Britain. He was instrumental in building the American Psychoanalytic Association and was the president of the International Psychoanalytical Association. A close associate of Sigmund Freud, he also penned a 3-volume biography of Freud.
Apart from establishing himself as one of the most prominent Welsh poets of his time, Dannie Abse also worked full-time as a physician. The Cholmondeley Award-winning poet, known for volumes such as Pythagoras, White Coat, Purple Coat, and Running Late, was also a memoirist and an editor.
English physician Andrew Boorde was initially a member of the Carthusian order but quit monastic activities later. A traveler and explorer, too, he penned the first English guidebook to Europe. He has also written extensively on subjects such as health and astronomy. He was apparently imprisoned in later life for keeping loose women.
Welsh physician and grammarian Siôn Dafydd Rhys penned the first Welsh grammar in Latin. Initially a doctor in Cardiff, he also wrote extensively on bardic poetry. He also wrote a long history of Britain. However, his works have been criticizing for forcibly trying to mingle Welsh language and Latin grammar.