California
Stanford University
University of California Irvine
Florida
Florida Atlantic University
University of Miami
Georgia
Emory University
University of Georgia
Illinois
Illinois Institute of Technology
University of Illinois at Chicago
University of Illinois at Urbana-Champaign
Louisiana
Louisiana State University
Maryland
Johns Hopkins University
University of Maryland
Massachusetts
Northeastern University
Michigan
Western Michigan University
New Jersey
ATT Bell Laboratories
NEC Research Institute
Princeton University
Rutgers University
Stevens Institute of Technology, New Jersey
New York
City University of New York Graduate Center
Columbia University
Cornell University
IBM Watson Research Center
New York Academy of Science
New York University
Pace University
Polytechnic Institute of New York
Rockefeller University
University of Rochester
Queens College
Ohio
Case Western Reserve University
Pennsylvania
Allegheny College
Carnegie Mellon University
University of Pennsylvania
South Carolina
Clemson University
Furman University
Tennessee
Vanderbilt University
Texas
IBM Austin Laboratories
Southern Methodist Universit
Austria
Technical University of Vienna
Brazil
University of San Paulo
Federal University of Rio de Janerio
Canada
University of Toronto
University of Waterloo
Chile
University of Chile
China
Fuzhou University
Tsinghua University
France
University of Bordeaux
University of Clermond Ferrand
Université de Grenoble
University of Montpellier
University of Paris VI
University of Paris VII
University of Paris Dauphine
Université Paris-Est Marne-la-Vallée
University of Paris-Sud, Orsay
Université de Provence, Aix-Marseille I
Germany
Technical University Berlin
Dagstuhl International Research Center for Computer Science
University of Dresden
Kaiserslautern University
Mathematics Institute at Oberwolfach
University of Rostock
Iceland
University of Reykjavik
India
Birla Institute of Technology and Science, (BITS Pilani), Goa
Indian Statistical Institute, Calcutta
Indian Institute of Technology, Kharagpur
Indian Institute of Technology, Mumbai
TATA Institute for Fundamental Research, Mumbai
Ireland
University College Cork
Israel
Bar-Ilan University
Ben Gurion University
University of Haifa
Hebrew University
Herzliya Interdisciplinary Center
Tel Aviv University
Technion
Weizmann Institute
Italy
University of Genova
University of Trento
University of Rome La Sapienza
Università degli Studi di Brescia
Università degli Studi Roma Tre
Japan
Tokyo Institute of Technology
Luxembourg
University of Luxembourg
Spain
Universitat Politècnica de Catalunya, Barcelona
Sweden
University of Linkoping
Switzerland
Ecole Polytechnique de Lausanne
Thailand
Chiang Mai University
United Kingdom
Royal Holloway College
Oxford University
University of Warwick
Lectures at conferences in various other countries not listed above:
Australia, Belgium, Finland, Greece, Hungary, Malta, Netherlands, and Portugal