Research Grant of the US-Israel Binational Science Foundation for the project Problems in the Theory of Forcing (joint with Professor S. Shelah), 2007-2011.
Schonbrunn Visiting Professorship awarded by the Hebrew University of Jerusalem and the Lady Davis Fellowship Trust, 2006.
Research Grant of the US-Israel Binational Science Foundation for the project Forcing for Set Theory of the Reals (joint with Professors T. Eisworth, A. Blass and S. Shelah), 2003--2006.
Assigned Research Time awarded by UNO-UCR for the project World of Creatures, Spring 2002/Fall 2002.
Assigned Research Time awarded by UNO-UCR for the project Norms on Possibilities: The Cutting Lines, Fall 2001.
Summer Fellowship awarded by UNO-UCR for the project Baire Property and Large Continuum, May--August 2001.
Research Grant of the US-Israel Binational Science Foundation for the project Classification theory and finite model theory (joint with Professors G. Cherlin, M. Dzamonja, Y. Gurevich and S. Shelah), 1999-2001.
Golda Meir Fellowship awarded by The Lady Davis Fellowship Trust for the project Norms on possibilities, 1994-96.
Research Grant of The Polish Committee of Scientific Research for the project Definable forcing notions, 1993-94.
J. Marcinkiewicz Prize for Best Mathematical Student Paper (II degree), 1984.