WRichard Ithamar Aaron, was a Welsh philosopher who became an authority on the work of John Locke. He also wrote a history of philosophy in the Welsh language.
WKenneth George "Ken" Binmore, is a British mathematician, economist, and game theorist. He is a Professor Emeritus of Economics at University College London (UCL) and a Visiting Emeritus Professor of Economics at the University of Bristol.
WSir Henry Jones, was a Welsh philosopher and academic.
WDewi Zephaniah Phillips, known as D. Z. Phillips, Dewi Z, Dizzy, or simply DZ, was a Welsh philosopher. He was a leading proponent of the Wittgensteinian philosophy of religion. He had an academic career spanning five decades, and at the time of his death he held the Danforth Chair in Philosophy of Religion at Claremont Graduate University, California, and was Professor Emeritus of Philosophy at Swansea University.
WJohn Cowper Powys was a British philosopher, lecturer, novelist, literary critic, and poet. Powys was born in Shirley, Derbyshire, where his father was vicar of St. Michael and All Angels Parish Church between 1871 and 1879.
WRichard Price was a Welsh moral philosopher, nonconformist preacher and mathematician. He was also a political pamphleteer, active in radical, republican, and liberal causes such as the American Revolution. He was well-connected and fostered communication between many people, including several of the Founding Fathers of the United States.
WRobert Recorde was a Welsh physician and mathematician. He invented the equals sign (=) and also introduced the pre-existing plus sign (+) to English speakers in 1557.
WMark Rowlands is a Welsh writer and philosopher. He is Professor of Philosophy at the University of Miami, and the author of several books on the philosophy of mind, the moral status of non-human animals, and cultural criticism. He is known within academic philosophy for his work on the animal mind and is one of the principal architects of the view known as vehicle externalism, or the extended mind, the view that thoughts, memories, desires and beliefs can be stored outside the brain and the skull. His works include Animal Rights (1998), The Body in Mind (1999), The Nature of Consciousness (2001), Animals Like Us (2002), and a personal memoir, The Philosopher and the Wolf (2008).
WDavid Williams was a Welsh philosopher of the Enlightenment period. He was an ordained minister, theologian and political polemicist, and was the founder in 1788 of the Royal Literary Fund, of which he had been a proponent since 1773.