# 2006

### Number theory

- Lecture
- Warren Sinnott
- Seminars
- Robert Gold, Stefan Patrikis, Jim Brown

### Advanced courses

- Combinatorics
- Kenneth Supowit
- Sums of Squares
- Daniel Shapiro

### Special lectures

Ray Pierrehumbert, Satyan Devadoss, David Pollack, Tom Weston, Paul Pollack, Glen Whitney, Susan Goldstine.