| Alan Frieze: Probabilistic combinatorics, theoretical computer science and operations research. |
| Brendan McKay: Combinatorics, graph theory and related software. |
| David Galvin: Graph theory, combinatorics and discrete probability. |
| Doron Zeilberger: Combinatorics and automatic formal identities proving. |
| Erik Demaine: Combinatorics, theory of computation and algorithms. |
| Erlendur S. Thorsteinsson: Algorithms, combinatorics and optimization. |
| Fan Chung Graham: Ramsey theory, spectral graph theory. |
| Gilles Zemor: Combinatorics, coding theory, cryptography and additive number theory. |
| Gregory Gutin: Graph theory and algorithms, combinatorial optimisation, linear and integer programming. |
| Herbert Wilf: Combinatorics and generating functions. |
| James Propp: Combinatorics, game theory, probability theory and dynamical systems. |
| Janos Pach: Combinatorial geometry. |
| Jaroslav Nesetril: Ramsey theory. |
| Jean-Sébastien Sereni: Graph theory, networks, combinatorics. |
| Jean-Yves Thibon: Algebraic combinatorics and representation theory . |
| John P. Morgan: Statistics and experimental designs. |
| Joshua Cooper: Combinatorial problems arising in number theory, algebraic geometry and coding theory. |
| Juergen Bierbrauer: Discrete mathematics and its interactions with geometry, cryptology and algorithms. |
| Leonard H. Soicher: Design theory and combinatorial computing. |
| Nantel Bergeron: Algebraic combinatorics. |
| Neil James Alexander Sloane: Combinatorics, integer sequences, codes, sphere packings, graphs and lattices. |
| Patrice Ossona de Mendez: Topological graph theory, combinatorics and pliant programming. |
| Peter Cameron: Permutation groups, and the finite or infinite structures on which they act. |
| Peter Dobcsanyi: Statistical design theory and its applications, LOWX software. |
| Quentin Stout: Discrete mathematics, statistics, algorithms and parallel computing. |
| Raul Banos: Optimization in complex problems and heuristics. |
| Rosemary A. Bailey: Experimental designs and statistics. |
| Said Amghibech: Spectral graph theory and algorithms. |
| Sebastien Roch: Applied probability and theoretical computer science. |
| Ted Spence: Classification of combinatorial designs. |
| Tom Leighton: Algorithms for network applications and cryptography. |
| Van H. Vu: Probabilistic methods, algorithms and algebraic methods in combinatorics. |
| Vašek Chvátal: Hamiltonian cycles, perfect graphs and combinatorial optimization. |
| Wesley Pegden: Combinatorics and graph theory. |
Classical
