He also has appointments in Chemistry, Biomedical Engineering, and Macromolecular Science and Engineering Center. He received his B. Eng. in Polymer Chemistry and M. Eng. in Biological Chemistry from Kyoto University, Japan. He earned his Ph.D. in Physical Chemistry from MIT in 2003. Prior to joining the faculty at the University of Michigan in 2006, he was a postdoctoral researcher at University of Pennsylvania School of Medicine.