Hyden to Speak

Professor Holger Hyden, of the faculty of medicine at the University of Goteborg, Sweden, will deliver a lecture titled "The Biochemical Aspects of Learning and Memory" at 8 p.m. to night in Lowell Lecture Hall Prof Hyden's lecture is the first of four in a series sponsored by the Graduate School of Education on "The Neuro-physiological and Biochemical Bases of Learning."