The talks for the Fall 2011 semester were on quantitative geometry. The schedule of the talks were as follows:
| Date | Topic | Speaker | Title |
| Aug. 29 | QG | Marianna Csornyei, University College London | Differentiability of Lipschitz Functions and Tangents of Sets |
| Sept. 12 | QG | Nikhil Srivastava | Graph Sparsification |
| Sept. 26 | QG | Robert Young | Simple connectivity is complicated: an introduction to the Dehn function |
| Oct. 10 | QG | William Johnson | Dimension reduction in discrete metric geometry |
| Oct. 24 | QG | Irine Peng | Differentiation at large scales |
| Nov. 7 | QG | Tobias Colding | Mean curvature flow |
| Nov. 21 | QG | Keith Ball | The Second Law of Probability: Entropy Growth in the Central Limit Theorem |