Includes bibliographical references.

Extensions for finite groups of Lie type. II. Filtering the truncated induction functor ; Algebras, representations and their derived categories over finite fields ; On localization of overline D odules ; Representations of reduced enveloping algebras and cells in the affine Weyl group ; Nakajima's monomials and crystal bases ; A new Lie bialgebra structure on rm sl(2,1) ; The Steinberg tensor product theorem for rm GL(m\vert n) ; Cyclotomic chur algebras and SchurWeyl duality ; Geometric crystals and affine crystals ; Selfextensions for finite symplectic groups via algebraic groups ; Classification of finite dimensional simple Lie algebras in prime characteristics ; From quantum groups to unitary modular tensor categories ; A trip from representations of the Kronecker quiver to canonical bases of quantum affine algebras Christopher P Bendel Daniel K Nakano and Cornelius Pillen ; Bangming Deng and Jie Du ; Yoshitake Hashimoto Masaharu Kaneda and Dmitriy Rumynin ; J E Humphreys ; SeokJin Kang JeongAh Kim and DongUy Shin ; Gizem Karaali ; Jonathan Kujawa ; Zongzhu Lin and Hebing Rui ; Toshiki Nakashima ; Cornelius Pillen ; Alexander Premet and Helmut Strade ; Eric C Rowell ; Jie Xiao and Guanglian Zhang