 Plotkin, Gordon - http://www.inf.ed.ac.uk/people/staff/Gordon_Plotkin.html Institute for Communicating and Collaborative Systems, UK - denotational and operational semantics of programming languages, type theory; domain-theoretic and categorical analyses of computation, proof theory, the semantics of natural language, process calculi, computational biology. |
 Cholak, Peter - http://www.math.nd.edu/faculty/cholak.shtml University of Notre Dame - Recursion theory. |
 Kanamori, Akihiro - http://math.bu.edu/people/aki/ Boston University - Set theory. |
 Beklemishev, Lev - http://www.phil.uu.nl/~lev/ Utrecht University and Steklov Mathematical Institute of Moscow - Proof theory, modal logics. |
 Kaiser, Klaus - http://math.uh.edu/~klaus/ University of Houston - Mathematical logic, universal algebra, lattice theory and logic programming. |
 Buechler, Steven - http://www.nd.edu/~steve/ University of Notre Dame - Model theory. |
 Knight, Julia F. - http://math.nd.edu/faculty/knight.shtml University of Notre Dame - Recursion theory. |
 Wilkie, Alex - http://people.maths.ox.ac.uk/~wilkie/ Oxford University - Models of arithmetic. |
 Zilber, Boris - http://people.maths.ox.ac.uk/~zilber/ University of Oxford - Model theory. |
 Van Dalen, Dirk - http://www.phil.uu.nl/~dvdalen/ Utrecht University - Historical aspects of logic, philosophy of mathematics. |
 Barendregt, Henk - http://www.cs.ru.nl/~henk/ Radboud University Nijmegen - Lambda calculus, type theory and formalising mathematical vernacular. |
 Ong, C.-H. Luke - http://www.comlab.ox.ac.uk/people/Luke.Ong/ Merton College, Oxford - Categorical logic, game semantics, type theory, lambda calculus, semantics of programming languages, and sequentiality. |
 Aczel, Peter - http://www.cs.man.ac.uk/~petera/ University of Manchester - Philosophy and foundations of mathematics and computing, mathematical logic, categorical logic. |
 Schmidt, Renate - http://www.cs.man.ac.uk/~schmidt/ University of Manchester - Modal logic, resolution theorem proving, resolution decision problems, relation algebras, Peirce algebras and knowledge representation. |
 Prest, Mike - http://www.maths.man.ac.uk/~mprest/ University of Manchester - Algebra and model theory. |
 Pitts, Andrew - http://www.cl.cam.ac.uk/~amp12/ University of Cambridge - Categorical logic, type theory, semantics of programming languages and logic in computer science. |
 Forster, T. E. - http://www.dpmms.cam.ac.uk/~tf/ University of Cambridge - Set theory, type theory. |
 Hyland, J. Martin E. - http://www.dpmms.cam.ac.uk/~martin/index.html University of Cambridge - Categorical logic, game semantics and logic in computer science. |
 Sipser, Michael - http://www-math.mit.edu/~sipser/index.html MIT - Complexity theory. |
 Pym, David J. - http://www.bath.ac.uk/~cssdjp/ University of Bath, UK - Semantics of programming languages, type theory, proof-search, logic programming, theorem proving. |
 Hindley, J. R. - http://www-maths.swan.ac.uk/staff/jrh/ University of Wales, Swansea - Lambda-calculus, combinatory logic and type-theory. |
 Levesque, Hector - http://www.cs.toronto.edu/~hector/ University of Toronto - Knowledge representation. |
 Leivant, Daniel - http://www.cs.indiana.edu/~leivant/ Indiana University - Computational complexity. |
 Moss, Lawrence - http://www.indiana.edu/~iulg/moss/ Indiana University - Applied logic. |
 Rathjen, Michael - http://www.amsta.leeds.ac.uk/Pure/staff/rathjen/rathjen.html University of Leeds - Proof theory. |
 Slaman, Theodore A. - http://www.math.berkeley.edu/~slaman/ University of California, Berkeley - Recursion theory. |
 Solovay, Robert M. - http://www.math.berkeley.edu/~solovay/ University of California, Berkeley - Proof theory. |
 Shore, Richard A. - http://www.math.cornell.edu/~shore/ Cornell University - Recursion theory. |
 Nerode, Anil - http://www.math.cornell.edu/~anil/ Cornell University - Computability theory, logic in computer science, history of logic. |
 Etchemendy, John - http://www-csli.stanford.edu/hp/etchemendy.html Stanford University - Philosophical logic, semantics, and philosophy of language. |
 Feferman, Solomon - http://math.stanford.edu/~feferman/ Stanford University - Proof theory,theory of computation, foundations of mathematics, philosophy of mathematics, history of modern logic. |
 Moschovakis, Yiannis N. - http://www.math.ucla.edu/~ynm/ UCLA - Set theory, recursion theory. |
 Enderton, Herbert B. - http://www.math.ucla.edu/~hbe/ UCLA - Recursion theory, definability theory. |
 Hjorth, Greg - http://www.math.ucla.edu/~greg/ UCLA - Descriptive set theory, countable models, definable equivalence relations. |
 Kaye, Richard - http://for.mat.bham.ac.uk/R.W.Kaye/ University of Birmingham - Model theory. |
 Vickers, Steven - http://www.cs.bham.ac.uk/~sjv/ University of Birmingham, UK - Geometric logic, topos theory, quantales and semantics of programming languages. |
 McKenzie, Ralph - http://www.math.vanderbilt.edu/~mckenzie/ Vanderbildt University and UC Berkeley - Algebra, logic, combinatorics. |
 Vlad, Serban E. - http://site.voila.fr/serban_e_vlad/ Independent scholar, Bucharest - Asynchronous automata and binary valued mathematical analysis. |
 Nelson, Edward - http://www.math.princeton.edu/~nelson/index.html Princeton University - Bounded arithmetic, automated proof verification (QED). |
 Rubin, Jean E. - http://www.math.purdue.edu/~jer/ Purdue University - Set theory, axiom of choice. |
 Van Benthem, Johan - http://staff.science.uva.nl/~johan/ University of Amsterdam and Stanford University - Modal logic and a wide range of other areas in logic. |
 Maddy, Penelope - http://www.lps.uci.edu/home/fac-staff/faculty/maddy/ University of California Irvine - Philosophy of logic and mathematics. |
 Matiyasevich, Yuri - http://logic.pdmi.ras.ru/~yumat Steklov Institute, St. Petersburg - Algorithmical number theory. |
 Kechris, Alexander S. - http://www.math.caltech.edu/people/kechris.html Caltech - Foundations of mathematics, mathematical logic and set theory, interactions with analysis. |
 Quigley, Peter - http://www.doc.mmu.ac.uk/STAFF/P.Quigley/ Manchester Metropolitan University - Computational logic, formal methods, formal specification, automated reasoning and proof planning. |
 White, Graham - http://www.dcs.qmw.ac.uk/~graham/ Queen Mary and Westfield College, London - Philosophy and linear logic. |
 Robinson, Edmund - http://www.dcs.qmw.ac.uk/~edmundr/ Queen Mary and Westfield College - Categorical logic and the semantics of programming languages and type theories. |
 Hodges, Wilfrid - http://www.maths.qmw.ac.uk/~wilfrid/ University of London - Model theory. |
 Welch, Philip - http://www.maths.bris.ac.uk/~mapdw/ University of Bristol - Set theory, inner models, descriptive set theory. |
 Fitting, Melvin - http://comet.lehman.cuny.edu/fitting/ City University of New York - Logic in computer science, mathematics, philosophy. |
 Artemov, Sergei - http://web.cs.gc.cuny.edu/~sartemov/ City University of New York Graduate Center - Proof theory, logic of proofs. |
 Parikh, Rohit - http://www.sci.brooklyn.cuny.edu/cis/parikh/ Brooklyn College - Reasoning about knowledge, belief revision, game theory, philosophy of language. |
 Japaridze, Giorgi - http://www.csc.villanova.edu/~japaridz/ Villanova University - computability logic, game semantics, provability logic. |
 Luo, Zhaohui - http://www.cs.rhul.ac.uk/~zhaohui/ University of London, UK - Type theory, theoretical computer science and semantics of natural languages. |
 Pedicini, Marco - http://www.iac.rm.cnr.it/~marco/html Institute for Applied Calculus, Rome - Theoretical computer science, linear logic, geometry of interaction, optimal reductions. |
 Lessmann, Olivier - http://www.math.uic.edu/~lessmann/ University of Illinois, Chicago - Model theory. |
 Baldwin, John T. - http://www.math.uic.edu/~jbaldwin/ University of Illinois, Chicago - Model theory (finite and infinite). |
 Marker, David - http://www.math.uic.edu/~marker/ University of Illinois, Chicago - Model theory. |
 Hustadt, Ullrich - http://www.csc.liv.ac.uk/~ullrich/ University of Liverpool - Resolution-based and tableaux-based decision procedures for decidable fragments of first-order logic. |
 Gerla, Giangiacomo - http://www.dmi.unisa.it/people/gerla/www/ University of Salerno, Italy - Fuzzy logic, percentage logic, pointless geometry. |
 Larson, Jean A. - http://www.math.ufl.edu/~jal/ University of Florida - Set theory, combinatorics. |
 Mitchell, William - http://www.math.ufl.edu/~mitchell/ University of Florida - Set theory. |
 Jech, Thomas - http://www.math.psu.edu/jech/ Pennsylvania State University - Set theory. |
 Simpson, George - http://www.math.psu.edu/simpson/ Penn State University - Foundations of mathematics and logic. |
 Scott, Dana - http://www.cs.cmu.edu/~scott/ Carnegie Mellon University - Model theory, set theory, foundations of logic and mathematics, symbolic mathematical computation. |
 Grossberg, Rami - http://www.math.cmu.edu/users/rami/ Carnegie Mellon University - Model theory. |
 Andrews, Peter B. - http://gtps.math.cmu.edu/andrews.html Carnegie Mellon University - Type theory, automated theorem proving. |
 Pfenning, Frank - http://www.cs.cmu.edu/~fp/ Carnegie Mellon University - Logic and programming languages, logical frameworks, type theory. |
 Sieg, Wilfried - http://www.hss.cmu.edu/philosophy/faculty-sieg.php Carnegie Mellon University - Proof theory, philosophy of mathematics, history of 19th and 20th century logic and mathematics. |
 Cummings, James - http://www.math.cmu.edu/users/jcumming/ Carnegie Mellon University - Set theory. |
 Avigad, Jeremy - http://www.andrew.cmu.edu/user/avigad/ Carnegie Mellon University - Proof theory, constructive mathematics, proof complexity, the history and philosophy of mathematics. |
 Awodey, Steve - http://www.andrew.cmu.edu/user/awodey/ Carnegie Mellon University - Category theory, logic, history and philosophy of mathematics and logic. |
 Blass, Andreas R. - http://www.math.lsa.umich.edu/~ablass/ University of Michigan, Ann Arbor - Set theory, finite combinatorics, theoretical computer science. |
 Buss, Samuel R. - http://math.ucsd.edu/~sbuss/ University of California, San Diego - Proof theory, computational complexity. |
 Scedrov, Andre - http://www.cis.upenn.edu/~scedrov/ University of Pennsylvania - Logic in computer science, linear logic. |
 Holmes, Randall - http://diamond.boisestate.edu/~holmes/ Boise State University - Set theory: New Foundations, automated theorem proving. |
 Pollett, Chris - http://www.cs.sjsu.edu/faculty/pollett/ San Jose State University - Logic, bounded arithmetic, computational complexity and quantum computation. |
 Lindell, Steven - http://www.haverford.edu/cmsc/slindell/ Haverford College - Finite model theory, descriptive complexity. |
 Lempp, Steffen - http://www.math.wisc.edu/~lempp/ University of Wisconsin, Madison - Computability, recursion theory. |
 Kunen, Kenneth - http://www.math.wisc.edu/~kunen/ University of Wisconsin, Madison - Set theory. |
 Jockusch, Carl G. - http://www.math.uiuc.edu/~jockusch/ University of Illinois, Urbana Champaign - Recursion theory. |
 Zach, Richard - http://www.ucalgary.ca/~rzach/ University of Calgary - Non-classical logics, proof theory, philosophy of mathematics, history and philosophy of logic. |
 Burris, Stanley - http://www.thoralf.uwaterloo.ca/ University of Waterloo - Universal algebra, logic, computers. |
 Miller, Dale - http://www.lix.polytechnique.fr/Labo/Dale.Miller/ INRIA Saclay - Île-de-France - Linear logic, proof search, automated reasoning, and declarative programming languages. |
 Carnielli, Walter A. - http://www.unicamp.br/cle/carniell.htm State University of Campinas, Brazil - Foundations of non-classical logics, many-valued logics, paraconsistent logics, finite and infinite combinatorics. |
 Soare, Robert I. - http://www.cs.uchicago.edu/~soare/ University of Chicago - Recursion theory. |
 Lakemeyer, Gerhard - http://www-i5.informatik.rwth-aachen.de/gerhard/ Aachen University of Technology - Knowledge-based systems. |
 Wansing, Heinrich - http://www.uni-leipzig.de/~logik/wansing/wansing.html Institute of Logic and the Philosophy of Science, Leipzig - Substructural and non-classical logics, modal logic, proof-theoretic semantics, philosophy of logic, philosophy of language. |
 Lascar, Daniel - http://www.logique.jussieu.fr/www.lascar/ CNRS / University of Paris 7 - Model theory. |
 Danos, Vincent - http://www.logique.jussieu.fr/www.danos/ University of Paris 7 - Proof theory, linear logic. |
 Chatzidakis, Zoé - http://www.logique.jussieu.fr/www.zoe/ CNRS/University of Paris 7 - Model theory. |
 Bouscaren, Elisabeth - http://www.logique.jussieu.fr/www.elibou/ CNRS / University of Paris 7 - Model theory and algebraic geometry. |
 Ziegler, Martin - http://logik.mathematik.uni-freiburg.de/personen/Ziegler.html University of Freiburg - Model theory. |
 Flum, Jörg - http://logik.mathematik.uni-freiburg.de/personen/Flum.html University of Freiburg - Finite model theory. |
 Junker, Markus - http://sunpool.mathematik.uni-freiburg.de/home/junker/Junker-eng.html University of Freiburg - Model theory. |
 Herwig, Bernhard - http://home.mathematik.uni-freiburg.de/herwig/ University of Freiburg - Model theory. |
 Ebbinghaus, Heinz-Dieter - http://logik.mathematik.uni-freiburg.de/personen/Ebbinghaus.html University of Freiburg - Finite model theory. |
 Vereshchagin, Nikolai - http://lpcs.math.msu.su/~ver/ Moscow State University - Theory of computation, Intuitionistic logic |
 Carlstrom, Jesper - http://www.math.su.se/~jesper/ Stockholm University - Constructive type theory and related mathematics. |
 Setzer, Anton - http://www.math.uu.se/~setzer/ Uppsala University - proof theory (ordinal analysis), Martin-Löf type theory. |
 Chaitin, Gregory J. - http://www.cs.auckland.ac.nz/CDMTCS/chaitin/ IBM Research - Algorithmic information theory. |
 Hähnle, Reiner - http://www.cs.chalmers.se/~reiner/ Chalmers University of Technology, Sweden - Tableau-based automated theorem proving, many-valued logic, formal verification. |
 Taylor, Paul - http://www.monad.me.uk/ Foundations of mathematics and computation, category theory, abstract stone duality. |
 Lafont, Yves - http://iml.univ-mrs.fr/~lafont/welcome.html University of Marseille II - Linear logic, lambda calculus, proof theory, term rewriting. Lafont invented the theory of interaction nets, an elegant theory of graph rewriting. |
 Makowsky, Johann (Janos) A. - http://www.cs.technion.ac.il/~janos/index.html Technion, Israel - Logic in computer science, finite model theory. |
 Regnier, Laurent - http://iml.univ-mrs.fr/~regnier/ University of Marseilles - Linear logic, lambda calculus and abstract machine interpretations. |
 Friedman, Sy D. - http://www.logic.univie.ac.at/~sdf/ University of Vienna - Set theory. |
 Kastermans, Bart - http://www.bartk.nl/ University of Michigan - Set theory. |
 Gehrke, Mai - http://www.math.nmsu.edu/mgehrke/mgehrke.html New Mexico State University - Nonstandard mathematics, operators on boolean algebras, fuzzy mathematics, universal algebra, general topology, posets and lattices. |
 Ono, Hiroakira - http://www.jaist.ac.jp/is/labs/ono-ishihara-lab/members/ono.html Japan Advanced Institute of Science and Technology - Nonclassical logic, substructural logics, logic of knowledge and belief, cumulative reasoning. |
 Guglielmi, Alessio - http://alessio.guglielmi.name/ Technische Universitaet Dresden - Proof Theory. |
 Darnière, Luck - http://math.univ-angers.fr/~darniere/home_uk.html University of Angers, France - Model theory. |
 Goldstern, Martin - http://info.tuwien.ac.at/goldstern/ University of Technology, Vienna - Set theory. |
 Howard, Paul - http://www.emunix.emich.edu/~phoward/ Eastern Michigan University - Axiom of choice. |