Professor J. Robert Oppenheimer, the distinguished physicist and atomic authority, and Director of the Institute for advanced Study at Princeton, New Jersey. who is giving the BBC series of Reith Lectures for 1953 on the sub. ***** and the Common Understanding. The lectures, which began on 15 Gloverber, are broadcast weekly in the BBC Fame Service, and recordings will he heard later in the Third Programme and General Overseas Service. November 11, 1953.