- •Born in Korea
- •B.S. Chemical Engineering, Seoul National University
- •M.S., PhD, University of Iowa
- •1965 – Joined faculty of University of Iowa
- •Later became dept chair at University of Cincinnati, and founded Center of Excellence for Membrane Technology
- •Co-founded North American Membrane Society (NAMS)
- •2001 – Co-founded Coop Center for Membrane Applied Science and Technology at University of Cincinnati