Useful links:
Mathematics Calendar – American Mathematical Society
Geometric Langlands seminar at UChicago
Graduate Seminar. Geometric Representation theory. Fall 2009–Spring 2010-Harvard
Representation theory resources and references
Automorphic Forms Online References
A Computer algebra package for Lie group computations
The LieTypes package for Macaulay2
MathPrograms.Org, MathJobs.Org, NSF-Algebra and number theory, Simons Foundation
Math institutions:
IAS, MSRI, MPIM, INI, IHES, Perimeter, Clay, RIMS, Fields institute, aimath, Simons center
My undergraduate teacher: