Royal Institution frozen, he was not allowed to practise as a doctor, and Humphry Davy was appointed as his assistant, so he resigned. Humphry Davy was an even greater success, as was his assistant and successor Michael Faraday. Davy's immediate successor was William Thomas Brande. Thus the Institution has had an instrumental role in the advancement of science since its founding. Notable scientists who have worked there include Sir Humphry Davy (who discovered sodium and potassium), Michael Faraday, James Dewar, Sir William Henry Bragg and Sir William Lawrence Bragg (who jointly won the Nobel prize for their work on x-ray diffraction), Max
William Vernon Harcourt (scientist) love of that science. On leaving the university in 1811, Harcourt began his duties as a clergyman at Bishopthorpe, Yorkshire and actively aided the movement for establishing an institution in Yorkshire for the cultivation of science. He constructed a laboratory, and occupied himself in chemical analysis, aided by his early friends Davy and Wollaston. In 1821, remains of prehistoric life found by Buckland in the cavern of Kirkdale went to form the basis of a museum, connected with the Yorkshire Philosophical Society, of which Harcourt was the first president. In 1824, he was elected a fellow of the Royal Society.