Lectureships

            Colburn Lectureship, University of Delaware, 1988

            Invited General Lecture at International Union of Theoretical and Applied Mechanics Symposium on Nonlinear Instability of Nonparallel Flows, Potsdam, 1993

            Invited General Lecture at International Union of Theoretical and Applied Mechanics Symposium on Structure and Dynamics of Nonlinear Waves in Liquids, Hannover, Germany, 1994.

            Invited Speaker, International Conference on Complex Dynamics in Spatially Extended Systems, Niels Bohr Institute, Denmark, September, 1995.

            Invited Lecture, International Conference on Differential Equations; Theory, Numerics and Applications, Indonesia, September 1996.

            Keynote Lecture, Second Joint US/China Chemical Engineering Conference, Beijing,
May 1997.

            Keynote Lecture, 13th International Congress of Chemical and Process Engineering CHISA'98, Prague, August 1998.

            Invited Speaker, Interfaces for 21st Century, California, August 1999.

            Stanley Corrsin Hydrodynamics Lecture, Johns Hopkins, March 2002.

            Keynote Lecture, Second ASME Micro and Nano Channel Conference, Rochester,June 2004.

            Keynote Lecture, Taiwan Biomedical Engineering Annual Meeting, Tainan, December, 2004.

            Invited Lecture, International Conference on Thin Film Instability, Marx-Planck Institute on Complexity, Dresden, Germany, September, 2004.