Prof. Chunyi Su is a Professor at Department of Mechanical Engineering, Concordia University. He received his Ph.D. degree in control engineering from the South China University of Technology, Guangdong, China, in 1990. After a seven-year stint with the University of Victoria, Victoria, BC, Canada, he joined Concordia University, Montreal, QC, Canada, in 1998. His research covers control theory and its applications to various mechanical systems, with a recent focus on control of systems involving hysteresis nonlinearities.