Most of my recent preprints are available on the mathematics preprint arXiv.
If you have access to MathSciNet, here are the Mathematical Reviews of my papers that have been reviewed.
A complete publication list is on my vita (pdf).
UGA VIGRE Algebra Group
The early VIGRE Algebra Group preprints are available on Dave Benson's Groups, Representations, and Cohomology Preprint Archive.
Much more information is available from the VIGRE Algebra Group webpage, including detailed reports on our activities each semester since the group's inception in Fall 2003.
Software related to some of my papers is available for download.