Post-doctoral researcher of the ADReM research group at the University of Antwerp, Belgium. Research topics are: databases, data mining, and inductive databases.

Wheaton College - Computational Geometry and Computer Graphics, as applied to Geographic Information Systems (GIS).

The Technion - Computer-aided verification of software and hardware, modularity and abstraction, temporal logics, equivalences and preorders, automata on infinite objects, theorem provers, static analysis and model checking, coverage in model checking.

University of Calgary - Routing in Ad hoc Networks.

A collection of funny pictures and optical illusions.

University of Hagen - Spatial data models and query languages (algebras), finite resolution geometry for spatial database systems, extensible spatial database systems, graphs (networks) in spatial databases.