Krishna Krishnan, chair and professor of Industrial, Systems and Manufacturing Engineering Department, will present his students' research on "Supply Chain Systems: Dynamicity, Uncertainty and Sustainability Robust" and "Resilient Complex Supply Chain Systems: Design and Analysis under Uncertainty." The colloquium will be held at 11 a.m. tomorrow (Friday, Feb. 2) in 211 Engineering Building. Go to http://www.wichita.edu/j/?6213 for more information.