Dr. Zelda Zabinsky, professor of industrial and systems engineering at the University of Washington-Seattle, will be the Bernard Sarchet Graduate Seminar Series Speaker noon-12:50 p.m. Wednesday, Nov. 18, in Room 260 Toomey Hall. Zabinsky’s lecture, titled “On Beyond LP: Optimization of Complex Systems,” will summarize theoretical results regarding performance of random search algorithms and discuss a new meta-control methodology that adaptively guides an interacting-particle algorithm with a filtering technique.