Department of Mathematics

University of Illinois at Urbana-Champaign

1409 W. Green Street (MC-382)

Urbana, Illinois 61801-2975

**
Office: 306 Altgeld Hall;
Phone: (217) 265-0976
Fax: (217) 333-9576
e-mail: **

**Research interest:** Set theory, interactions of descriptive set
theory with analysis, topology, and combinatorics