THE following announcements have been recently made in the University of Birmingham. The title of reader in renal physiology has been conferred on J. A. Barclay, lecturer in physiology. Appointments : F. J. Dyson to be research fellow in electrical engineering ; B. H. Pethica to be lecturer in pharmacology ; R. J. Boscott to be lecturer in endocrine chemistry. Resignations : Dr. H. B. Whittington, lecturer in geology, on appointment as visiting lecturer in geology at Harvard University ; C. D. Cruikshank, lecturer in bacteriology, on appointment as assistant pathologist at the Selly Oak Hospital; S. Harper, lecturer in metallurgy, on appointment as research fellow at the University of Chicago ; M. A. Preston, assistant lecturer in mathematical physics, on appointment as assistant professor in the Department of Physics, University of Toronto ; P. L. Adams, lecturer in mining, on appointment as senior lecturer in charge of mining in the University of Sydney ; S. R. Cornick, a member of the physics technical staff for thirty years and steward of the Department since 1937, on appointment as chief technical officer to the Australian National University at Canberra.