| Date | Speaker(s) | Title |
| 18 Jan 2011 | Guowu Meng, Hong Kong UST, and IAS | Generalized Kepler Problems |
| 25 Jan 2011 | Madeleine Jotz, EPF Lausanne | A generalization of Drinfeld's classification of Poisson homogeneous spaces of Poisson Lie groups |
| 15 Mar 2011 | Calder Daenzer, Goettingen | Geometric T-duality |
| 22 Mar 2011 | Gregory Ginot, UPMC (Paris 6) | Higher dimensional analogue of Hochschild (co)homoogy |
| 29 Mar 2011 | Aaron Smith, University of Pennsylvania | A framework for generalizing pseudoholomorphic invariants |
| 5 Apr 2011 | Alexander Gorokhovsky, University of Colorado | Local index theorem for projective families |
| 12 Apr 2011 | Paul Baum, Penn State | GEOMETRIC STRUCTURE IN THE REPRESENTATION THEORY OF REDUCTIVE P-ADIC GROUPS |
| 26 Apr 2011 | Florian Schätz, Técnico, Lisbon | De Rham's theorem and parallel transport |
5 May 2011 2:30pm - 3:30pm | Ho Hon Leung, Cornell Univeristy | Divided difference operators in equivariant KK-theory |
6 May 2011 MB315 10:30am - 11:30am | Ari Stern, University of California, San Diego | Symplectic groupoids and discrete constrained Lagrangian mechanics |
| 30 Aug 2011 | Zhuo Chen, Tsinghua University, Beijing | Poisson Lie 2-groups |
| 13 Sep 2011 | Bing Kwan So, University of Luxembourg | Groupoids and singular pesudodifferential calculus |
| 20 Sep 2011 | Rajan Mehta, Penn State University | Homotopy Poisson actions |
| 27 Sep 2011 | Shilin Yu, Penn State University | Jet bundle and Infinitesimal Neighborhoods I |
4 Oct 2011 2:30pm - 3:20pm | Song Yanli, Penn State University | K-homology and quantization commutes with reduction problem |
| 11 Oct 2011 | Calder Daenzer, Penn State University | Noncommutative T-duality I |
| 18 Oct 2011 | | To Be Announced |
| 25 Oct 2011 | Hisham Sati, University of Pittsburgh | Generalized cohomology theories twisted by higher classes |
| 1 Nov 2011 | Abhay Ashtekar, Penn State University | Essential Self-adjointness and Quantum Cosmology |
| 8 Nov 2011 | Aaron Smith, University of Waterloo | Multiholomorphic Maps into G_2 Manifolds |
| 15 Nov 2011 | Ryan Grady, Notre Dame | Some observations towards the algebraic index theorem |
| 22 Nov 2011 | Thanksgiving | To Be Announced |
| 29 Nov 2011 | Bin Zhang, Sichuan University, China | Cone multiple zeta values, Shintani multiple zeta values and their double subdivision relations |
| 6 Dec 2011 | Bin Zhang, Sichuan University, China | The Todd classes of compact toric varieties |
| 13 Dec 2011 | | To Be Announced |
| 20 Dec 2011 | | To Be Announced |