This is a list of people of Welsh origin who are recognised as innovators or inventors who have made notable contributions to technical or theoretical world advancements. Edward George Bowen pioneer of radar. Worked at 'Woomera Rocket Testing Base' in Australia. Born in Gendros, Swansea. David Brunt pioneer of modern meteorology. Head of Meteorological Office, secretary of Royal Society From Penfforddlas, Wales. Martha Hughes Cannon pioneer in women and children's medicine. The State of Utah's Health Department is named in her honour. Born in Llandudno, Wales. Archie Cochrane Founder of Cochrane Collaboration, Cochrane library, Cochrane reviews. UK Cochrane Centre in Oxford. Conducted much of his groundbreaking medical research in Wales. Alan Cox is a programmer heavily involved in the development of the Linux kernel since 1991. Sir Clifford Darby, geographer and leader in promoting the relationships between geography and other subjects. Knighted in 1988. Born in Neath, South Wales. Donald Davies Proposed and developed packet switching, an important technology of the Internet. Born in Treorchy, Rhondda, Wales. Walter Davies (inventor), along with his brother Thomas, invented the 'Stepney Spare Wheel' used on almost all early motor cars. Born in Llanelli, South Wales John Dee Founder of the new school of English mathematical scientists in the 16th century. One of the greatest polymaths of all time. Born in Buallt, Radnor. Bill Frost Welsh carpenter who patented the aeroplane in 1894 and took to the skies in a powered flying machine the following year, eight years before the Wright brothers attempt at Kitty Hawk. Born in Tenby. William Robert Grove Invented the fuel cell. Born in Swansea, 1811. John T. Houghton Distinguished meteorologist. Inspiration behind major international conferences on global warming (Rio, Kyoto, Buenos Aires). Born in Wales. David E. Hughes First transmission of radio waves. Inventor of the microphone and printing telegraph system. A musician and philosopher. Born Corwen, Wales. John Gwyn Jeffreys conchologist (someone who studies shells). He helped pioneer deep-sea dredging. He corresponded with Charles Darwin and was involved with a number of scientific associations. Born into a long-established Welsh family. Ernest Jones Introduced psychoanalysis into Britain and North America. Born in Llwchwy, South Wales. Samuel Milton Jones Inventor, writer and Mayor of Toledo, Ohio, USA. Born in Caernarfonshire. Steve Jones Professor of genetics at the Galton Laboratory and University College, London. Born in Wales. William Jones A noted mathematician, published author and early naval navigator. First to use