Invited plenary speaker at the 5th International Conference on Optimization and Control with Applications , Beijing, China, 4-8 December 2012.

Invited plenary speaker at the Second International Conference on Power, Control, Signal Processing and Computations (EPSCICON), Thrissur, Kerala, India, January 3 - 6, 2012.

Invited plenary speaker at the Baltic Olympiad on Automatic Control, St.Petersburg, Russia,  September 21, 2011.

Invited plenary speaker at the 18th IFAC World Congress, Milano, Italy, August 28 - September 2, 2011.

Invited plenary speaker at the International Federation for Information Processing Conference on System Modeling and Optimization, Berlin, Germany, September 12 - 16, 2011.

Invited speaker at the symposium on Systems, Control, and Signal Processing, in honor of Yutaka Yamamoto on the occasion of his 60th birthday, Kyoto, Japan, March 29--31, 2010. Photo1  Photo2  Photo3  Slides

One-hour invited semi-plenary lecture at the 48th IEEE Conference on Decision and Control, Shanghai, China, December 16--18, 2009. Photo  Slides

Invited speaker in Colloquia Patavina, University of Padova, Italy, October 13, 2009.

Reid Prize Lecture, 2009 SIAM Annual Meeting, Denver, Colorado, USA, July 6--10, 2009.

Colloquium speaker at Unniversity of Würzburg, Germany, July 17, 2009.

Invited speaker at the Internmational Conference on Approximation Methods for Design and Control, Buenos Aries, Argentina, March 9--11, 2009.

Invited speaker at the Oberwolfach Workshop in Control Theory, Matematisches Forschungsinstitut Oberwolfach, Germany, February 22--28, 2009.

Invited speaker at the Fourth International Conference on Control Sciences, Moscow, January 26 - 30, 2009.

Invited speaker at the Third Sde Boker Workshop on Linear Systems, Israel, July 15 - 19, 2008.

Invited speaker at International Conference on Modeling, Estimation and Control, A Symposium in Honor of Giorgio Picci on the Occasion of his Sixty-fifth Birthday, Venice, Italy, October 4--5, 2007.

Invited plenary lecturer at MathESTIA 2007, Biarritz, France, April 25--27, 2007.

Invited speaker at International conference to mark the 100th anniversary of the birth of Mark Krein, Odessa, Ukraine, April 9 - 14, 2007.

Invited speaker at Symposium in honor of Bill Gragg at the occation of his 70th birthday, Naval Postgraduate School in Monterey, California, November 3-4, 2006.

Invited speaker at Symposium in honor of Michiel Hazewinkel at his retirement, CWI, Amsterdam, September 7, 2006.

Invited plenary lecturer at the 25th Chinese Control Conference (CCC2006), Harbin, China, August 7-10, 2006.

Invited plenary lecturer at the International Congress on the Applications of Mathematics (ICAM), Santiago de Chile, March 13-17, 2006.

Distinguished Israel Pollak Lecturer for the academic year 2005/2006, invited to deliver three lectures at Technion, Haifa, Israel.

Invited speaker at the Second Sde Boker Workshop on Linear Systems, Israel, September 11-17, 2005.

Invited to present a series of lectures at the 27th Finnish Summer School on Probability Theory, Åbo Akademi University in Åbo/Turku, Finland,  June 6-10, 2005.

Invited speaker at the International Conference on Optimization and Control dedicated to 70th birthday of Boris Polyak, Moscow, May 19-20, 2005.

Invited speaker at the Workshop on Observation and Estimation,  Center for Advanced Studies in Mathematics, Ben-Gurion University of the Negev, Israel, July 12-16, 2004.

Semi-plenary invited presentation at the International Symposium on the Mathematical Theory of Networks and Systems (MTNS 2004), Leuven, Belgium on July 5-9, 2004.

Invited speaker at the International Workshop on on Dynamical Systems and Control, Technion, Haifa, June 20--22, 2004.

Invited speaker at the Workshop on the Geometry in Nonlinear Control,  Stephan Banach International Mathematical Center, June 16 - 21, 2003.

Gordon McKay Lecture Series at University of California, Berkeley,  October 11 - 17, 2002.

Invited Distinguished Lecturer in  EECS Joint Colloquium, UC Berkeley, October 16, 2002.

Invited speaker at the Symposium on New Trends in Nonlinear Dynamics and Control, and their Applications,  Naval Postgraduate School, Monterey, California, October 18--19, 2002.

Invited speaker at the the Satellite Conference of ICM 2002 on Optimization and Control, Xian, China, August 30 - September 1, 2002.

Invited speaker at the Stieltjes Analysis Colloquium, Thomas Stieltjes Institute for Mathematics, Amsterdam, the Netherlands, April 8, 2002.

Invited lecturer at the minicourse A short course on Nevanlinna-Pick interpolation theory,  Åbo Academi University, November 26 - 29, 2001.

Invited speaker at  Cybernetics in the 21st Century: Information and Complexity in Control Theory, University of Tokyo, Japan,  November 1 - 2, 2001. photo

Invited plenary speaker at Fourth SIAM Conference on Linear Algebra in Signals, Systems and Control, Boston, USA, August 13-16, 2001.

Invited plenary speaker at 5th IFAC Symposium "Nonlinear Control Systems" (NOLCOS 2001),  Saint Petersburg, Russia, July 4 - 6, 2001.

Invited speaker at  Fourth Russian-Swedish Control Conference, Moscow, May 14 - 16, 2001.

Invited plenary speaker at  Asian Control Conference(ASCC), Shanghai, China, July 4 - 7, 2000. photo1, photo2, photo3

Zaborszky Lecturer for the year 2000, Washington University, St. Louis,  May 8, 9, and 10, 2000.

Invited plenary speaker at the Sixth St. Petersburg Symposium on Adaptive Systems Theory, St. Petersburg, Russia,  September 7 - 9, 1999.

Invited speaker at  Recent Advances in Systems and Control, Washington University, St. Louis, December 1, 1999.

Invited speaker at Advances in Systems Theory, Cambridge, Massachusetts, October, 15--16, 1999.

Invited plenary speaker at International Conference of Dynamical Systems: Stability, Control, Optimization, Minsk, Belarus, September 28--October 4,1998.

Invited speaker at  Operators, Systems, and Linear Algebra: Three Decades of Algebraic Systems Theory, workshop in honor of Paul A. Fuhrmann on his 60th birthday, Kaiserslautern, Germany, September 24--26, 1997.

Invited plenary speaker at International Conference on Control of Oscillations and Chaos, St. Petersburg, Russia, August 27 - 29, 1997.

Two-hour Tutorial Lecture at 11th IFAC Symposium on System Identification, Fukuoka, Japan, July 8--11,1997.

Invited plenary speaker at Conference on Stochastic Differential and Difference Equations, Györ, Hungary, August 21--24, 1996.

Invited plenary speaker at 12th International Symposium on the Mathematical Theory of Networks and Systems (MTNS96), St Louis, June 1996.

Invited speaker at Workshop on the dynamics and control of physical systems, Cortona, Italy, May 22--25, 1995.

Invited plenary speaker at Workshop on "Nonlinear and Game Theoretic Control Synthesis", Euler Mathematical Institute, St. Petersburg, March 13--26, 1995.

Invited plenary speaker at the Annual Meeting of Finnish Mathematicians, Vaasa, Finland, January 9-10, 1995.

Speaker at special workshop organized in my honor at the occation of receiving honorary membership in the Hungarian Operational Research Society, Budapest, October 31, 1994.

Invited plenary speaker, IEEE European Workshop on Computer Intensive Methods in Control and Signal Processing, Prague, September 7--9, 1994.

Keynote speaker, IFAC Symposium on Modeling and Identification, Herzelia, Israel, June 21, 1994.

Invited speaker at workshop on "Systems and Control Theory: Retrospect and  Prospect", Cortona, Italy, April 15--20.1993.

Invited speaker Third Conference on Computation and Control, Bozeman, Montana, August 5--11, 1992.

Invited speaker at Systems, Models and Feedback: Theory and Applications, Workshop in honor of Professor Antonio Ruberti, Capri, June 15--17, 1992.

Invited speaker at Stochastic Theory and Adaptive Control Workshop (sponsered by NSF), University of Kansas, September 26--28, 1991.

Invited plenary speaker at Preconference to the MTNS, Hangzhou, China,  June 13, 1991.

Invited speaker at Second Conference on Computation and Control, Bozeman, Montana, August 1 - 11, 1990.

Invited plenary speaker at the "International Interdisciplinary  Workshop on Modern Directions in Time Series Analysis" sponsored by the Institute of Mathematics and its Applications, University of Minnesota, July 1990.

Invited plenary speaker at Fifth IMA International Conference on Control Theory, Glasgow, Scotland, September 14-16, 1988.

Invited plenary speaker at IFAC Symposium on Stochastic Control, Vilnius, Lithuania, May 19-23, 1986.