UNION COLLEGE MATHEMATICS CONFERENCE Saturday and Sunday Schenectady December 3-4, 2005 New York This is the second announcement for the twelfth Union College Mathematics Conference featuring: John Baez (University of California, Riverside) David Cox (Amherst College) Jesper Grodal (University of Chicago) In addition to these plenary speakers, there will be shorter contributed talks in parallel sessions in algebraic topology, category theory, and commutative algebra. If you plan to attend and have not yet registered, please contact one of the organizers as soon as possible so that we can plan accordingly. The meeting will begin with a reception 8:00 to 10:00 PM on Friday, December 2 in Bailey Hall 204, and end at 3:30 on Sunday afternoon. For a detailed schedule and other information see our Web page at <www.math.union.edu/~leshk/05Conference/>. CONFERENCE ORGANIZERS Category Theory Susan Niefield niefiels@union.edu Algebraic Topology Brenda Johnson johnsonb@union.edu Kathryn Lesh leshk@union.edu Commutative Algebra Pedro Teixeira teixeirp@union.edu David Vella vellad@union.edu We hope to see you next week!