I hope to learn about science and technology in the Medievel Islamic World. Dr. Ingrid Hebmeyer, Associate Professor in the History of Science and Technology, Ryerson University, will speak about these on Wed. Jan. 19 at 6:30 p.m. Public Library, Runnymede Branch, 2178 Bloor St. W., Tel. 416-393-7697. Free. Runnymede subway station.