Harald Nordenson (1886-1980) was born in G?ttingen, Germany. He earned his PhD 1914 at University of Uppsala, where he served as Professor in physical chemistry 1914-1919. A member of the Swedish Academy of Science and chairman or member in different industrial, political and cultural boards, Nordenson held positions in industry as technical director and CEO. He wrote his first book about Einstein?s theories in Swedish in 1922, which developed into his 1969 English book, Relativity, Time and Reality (214 p) by George Allen and Unwin LTD, London, a very qualified philosophical analysis. He studied the philosophy of H?gerstr?m and Phal?n, and describes also their opinions about Einstein?s theories in his book, together with reviews of many other contributors.