Cuspidal local systems and graded Hecke algebras, I
Affine quivers and canonical bases
Unipotent Characters of the Sympletic and Odd Orthogonal Groups Over a Finite Field.
On the Unipotent Characters of the Exceptional Groups Over Finite Fields.
Quiver varieties and Weyl group actions
The cohomology of Nakajima’s varieties is known to carry a natural Weyl group action. Here this fact is established using the method of intersection cohomology, in analogy with the definition of Springer’s representations.
Correction to the paper "The representations and generic degrees of the Hecke algebra of type H4".
Representations of Coxeter Groups and Hecke Algebras.
Equivariant K-theory and representations of Hecke algebras. II.
The representations and generic degrees of the Hecke algeba of type H4.
On the Modular Representations of the General Linear and Symmetric Groups.
Singularities of Closures of K-orbits on Flag Manifolds.
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