MARQUETTE, Mich.— Dr. Daryl Hochman from Duke University Medical Center will discuss optical imaging as a tool for investigating normal and pathological brain function at Northern Michigan University. His talk is scheduled for 1 p.m. Thursday, Sept. 19, in Mead Auditorium in the West Science Building. It is free and open to the public.

            Hochman is considered a pioneer in the field of optimal imaging technology for use in studying the central nervous system.