Atlas of Lie Groups and Representations
The currently active atlas members are:

Jeffrey Adams, University of Maryland,
Annegret Paul, University of Western Michigan,
Ran Cui, MIT,
Susana Salamanca-RibaUniversity of New Mexico, Las Cruces,
Peter Trapa, University of Utah,
Marc van Leeuwen, Université de Poitiers,
David Vogan, Massachusetts Institute of Technology,

Here is a more complete list of people who have worked on the project.