Berkeley - Type systems, static program analysis and abstract interpretation, constraint resolution algorithms, parallel programming, language design, domain specific languages, end user programming, visualization.

City University of New York - Distinguished Professor of Computer Science, Mathematics, and Philosophy

MIT - Distributed systems, software engineering and security.

University of California, Santa Barbara - Computer networks and protocols, large-scale multimedia systems, performance evaluation, distributed systems.

Technical University of Valencia, Spain - Logic Programming: semantics, extensions and applications integration of functional and logic programming languages, abstract interpretation, program manipulation.

Indian Institute of Technology, Delhi - Semantics and Verification

Chalmers University of Technology - Functional programming and implementation of functional programming languages, Haskell.

University of California, Santa Barbara - Database systems, transaction processing, distributed systems, fault-tolerance, large scale information systems, image databases, workflow management.

University of Ulster at Jordanstown - Improvement of generic tools used in the design of dynamic systems, Applications in the formalization of devices and protocols in Business and Industry, Verification of behavioural properties of systems.

Ludwig-Maximillians University - Type theory, categorical logic, and program verification.