UNION COLLEGE MATHEMATICS CONFERENCE Schenectady, New York Saturday and Sunday December 3 - 4, 2016 This is a preliminary announcement for the 15th Union College Mathematics Conference. This year the conference topics are algebraic and applied topology, category theory, commutative algebra, differential geometry and geometric analysis, and number theory. In addition to featured lectures, there will also be shorter contributed talks in parallel sessions. For more information about the conference, please visit our website at: http://www.math.union.edu/~toddg/ucc/ We hope to see you here in December! ORGANIZERS Algebraic Topology and Applied Topology Ellen Gasparovic (gasparoe@union.edu) Brenda Johnson (johnsonb@union.edu) Kathryn Lesh (leshk@union.edu) Category Theory Susan Niefield (niefiels@union.edu) Differential Geometry and Geometric Analysis Charles P. Boyer (University of New Mexico - Albuquerque) Christina Tønnesen-Friedman (tonnesec@union.edu) Jeffrey Jauregui (jaureguj@union.edu) Number Theory Jeffrey Hatley (hatleyj@union.edu) George Todd (toddg@union.edu) [For admin and other information see: http://www.mta.ca/~cat-dist/ ]