Carnegie Mellon University. Probabilistic combinatorics and its applications in theoretical computer science and operations research. http://www.math.cmu.edu/~af1p/
University of Wisconsin at Madison. Combinatorics, game theory, probability theory and dynamical systems. Preprint and teaching material. http://www.math.wisc.edu/~propp/
Royal Holloway, University of London. Graph theory and algorithms, combinatorial optimisation, linear and integer programming. http://www.cs.rhbnc.ac.uk/home/gutin/
Michigan Technological University. Discrete Mathematics and its interactions with Geometry, Cryptology and Algorithms. http://www.math.mtu.edu/~jbierbra/
Articles, list of papers, memorial speeches, photos and memorial sculpture of the late world leader in ordered sets and founder of the journal ORDER. http://www.ivanrival.com
Courant Institute of Mathematics, NYU. Combinatorial problems arising in number theory, algebraic geometry and coding theory. Papers and preprints, talks and resources. http://cims.nyu.edu/~cooper/
University of California, San Diego. Probabilistic methods, sharp concentration phenomenon, random structures and algorithms, additive number theory, and algebraic methods in combinatorics. Publications, lecture notes. http://math.ucsd.edu/~vanvu/
Homepage of Fan Chung Graham, including information on research interests, publications, a brief biography, and other subjects. http://math.ucsd.edu/~fan/