Categorification of Verma modules and surgery formulae December 7 to December 11, 2026 American Institute of Mathematics, Pasadena, CA Organizers: Sergei Gukov and Raphael Rouquier Description: This workshop, sponsored by AIM and the NSF, will be devoted to developing an approach to q-series invariants of 3-manifolds and knots via 2-representation theory. Deadline: July 15, 2026 Details: http://aimath.org/workshops/upcoming/catverma