ADAMS, ROGER (1889– ), American chemist, was born in Boston, Mass., on Jan. 2, 1889. He was educated at Har vard university from which he graduated in 1909 and received the degree of Ph.D. in 1912. Following two years' study in the Uni versity of Berlin and the Kaiser Wilhelm institute, 1912-13, he returned to Harvard where he was instructor in organic chemistry for three years. In 1916 he was made assistant professor, in 1919 professor, and in 1926 head of the department of organic chemis try, in the University of Illinois. He has made important re searches on catalysts, local anaesthetics, platinum oxide, alkali insoluble phenols, chaulmoogric acid derivatives and other organic compounds, in recognition of which he was awarded the Nichols medal (1927). His writings include Organic Syntheses (1920 and many articles on chemical subjects.