Kazhdan-Lusztig 1979: combinatorial polynomials parametrize irreducible representations of Hecke algebras + Weyl groups; decisive role in geometric Langlands + categorification.
Kazhdan-Lusztig 1979: combinatorial polynomials parametrize irreducible representations of Hecke algebras + Weyl groups; decisive role in geometric Langlands + categorification.