He is currently a Professor at the Mathematics Department of National Taiwan Normal University, from where he received his B.Sc. and M.Sc. in 1990 and 1993, respectively. In the fall of 1997, he attended the Mathematics Department of UCLA to pursue his Ph.D. degree. He only stayed one year over there and transferred to the Mathematics Department at the University of Washington in the fall of 1998, where he spent six years studying with Prof. Paul Tseng in Optimization. His research area is mainly in continuous optimization, with side interests in nonsmooth analysis and operations research.