Chris Hays Hans Radermacher Instructor of Mathematics Department of Mathematics Univeristy of Pennsylvania 209 South 33rd Street, Philadelphia, PA 19104-6395 Office: DRL 4N34 Email: chhays at math.upenn.edu

Teaching Math 241 - Sections 201,204 Past Teaching Math 601 Math 104 Math 180

Research I am interested in low dimensional topology. I am particularly interested in contact 3-manifolds, symplectic 4-manifolds and Floer homology. Here is my CV