I gave a talk in the Farb and Friends Student Seminar (back in March!) on: Davis, Michael W.; Januszkiewicz, Tadeusz Hyperbolization of polyhedra. J. Differential Geom. 34 (1991), no. 2, 347—388. This is an awesome paper—well-worth a few words on every blog! The construction is way easier than you might think. […]