Twelfth International Conference on Approximation Theory (March 4-8, 2007, San Antonio TX). http://www.math.vanderbilt.edu/~at07/

Banach Spaces and their Applications in Analysis (May 22-27,2006, Oxford OH).  http://www.users.muohio.edu/randrib/bsaa2006.html

1015 AMS Meeting (April 1-2,2006, Miami FL)

Advances in Constructive Approximation (May 14-17,2003, Nashville TN, USA). http://www.math.vanderbilt.edu/~advances/advances.html

Conference of Functional Analysis (in honour of Aleksander Pełczyński) (September 22-29,2002, Będlewo, Polska).

Constructive Function Theory (June, 19-23,2002, Varna, Bulgaria)

Workshop Approximation Theory (Warszawa, January 25-29,2002).

Third International Workshop on Functional Analysis (September 23-29,2001, Trier, Germany)

Function Space VI (September 03-08,2001, Wroclaw, Poland)

Trends in Approximation Theory (May 17-20,2000, Nashville TN, USA

Workshop Singularités d’applications différentiables (June 01-04,1999, Lille, France).

Workshop Recent Trends in Banach Spaces organized by the Charles University in Prague (April 18-24,1999, Slovakia).

Function Space V (September 28-02.09,1998 Poznan Poland)

Workshop Recent Trends in Banach Spaces organized by the Charles University in Prague (April 19-25,1998, Slovakia).