Hebrew University, Jerusalem. Quantum algebra and topology; bibliography of Vassiliev invariants.

Department of Mathematics at the University of Western Ontario. Research focuses on stable homotopy theory, model categories, derived categories, phantom maps, pro-spectra and quantum mechanics. Includes list of publications and course schedule.

Geometric and general topology. Includes survey articles.

Geometric topology. With the book "Problems in Low-Dimensional Topology".

UC Santa Barbara. Geometric Group Theory and Low-Dimensional Topology, as well as the neighboring fields of Combinatorics, Graph theory, Computational Geometry and certain types of Riemannian Geometry. Courses, seminars, publications, preprints; resources on Geometric Group Theory.

Geometric topology. Includes computations with knots and surfaces.

Department of Pure Mathematics at the University of Sheffield, UK. Specializes in stable homotopy theory. Page includes lecture notes and courses taught.