Quentin Stout - Discrete mathematics, statistics, algorithms and parallel computing. Tom Leighton - Algorithms for network applications and cryptography. Erik Demaine - Combinatorics, theory of computation and algorithms. Ted Spence - Classification of combinatorial designs. Rosemary A. Bailey - Experimental designs and statistics. Nantel Bergeron - Algebraic combinatorics. Peter Cameron - Permutation groups, and the finite or infinite structures on which they act. Alan Frieze - Probabilistic combinatorics, theoretical computer science and operations research. Brendan McKay - Combinatorics, graph theory and related software. Gregory Gutin - Graph theory and algorithms, combinatorial optimisation, linear and integer programming. Doron Zeilberger - Combinatorics and automatic formal identities proving. Juergen Bierbrauer - Discrete mathematics and its interactions with geometry, cryptology and algorithms. Raul Banos - Optimization in complex problems and heuristics. Leonard H. Soicher - Design theory and combinatorial computing. Janos Pach - Combinatorial geometry. Jaroslav Nesetril - Ramsey theory. Joshua Cooper - Combinatorial problems arising in number theory, algebraic geometry and coding theory. Erlendur S. Thorsteinsson - Algorithms, combinatorics and optimization. Fan Chung Graham - Ramsey theory, spectral graph theory. Vašek Chvátal - Hamiltonian cycles, perfect graphs and combinatorial optimization. Jean-Yves Thibon - Algebraic combinatorics and representation theory . Wesley Pegden - Combinatorics and graph theory. Jean-Sébastien Sereni - Graph theory, networks, combinatorics. Janis Buls - Combinatorics on words, algebraic automata theory. Chunwei Song - Combinatorics, graph theory and intellectual history. At the School of Mathematical Sciences, Peking University.