Dr. Hwansoo Chong received a Ph.D. in mechanical engineering from the University of Illinois in 2012. His doctoral research focused on particulates from on-road vehicles and non-road machinery. During this period, Dr. Chong also worked at the Transportation R&D Center in the Argonne National Laboratory. His primary research interest is the development of advanced after-treatment systems and highly efficient combustion engines for the reduction of vehicular exhaust and non-exhaust emissions.