| Name | Affiliation | period |
| Enrique Artal Bartolo | Universidad de Zaragoza |
23 May 2010
- 27 May 2010 |
| Eric Babson | University of California at Davis |
2 May 2010
- 30 June 2010 |
| Anthony Bahri | Rider University, Lawrenceville, NJ, USA |
19 May 2010
- 16 June 2010 |
| Anders Bjorner | Royal Institute of Technology (KTH) and Mittag-Leffler Institute, Stockholm |
2 May 2010
- 8 May 2010 20 June 2010 - 24 June 2010 |
| Ryan Budney | University of Victoria |
13 May 2010
- 19 May 2010 |
| Nero Budur | University of Notre Dame |
20 June 2010
- 27 June 2010 |
| Filippo Callegaro | Università di Pisa |
2 May 2010
- 30 October 2010 |
| Ruth Charney | Brandeis University |
24 May 2010
- 28 May 2010 |
| Jose Ignacio Cogolludo-Agustin | Universidad De Zaragoza |
20 June 2010
- 28 June 2010 |
| Daniel C. Cohen | Louisiana State University |
8 June 2010
- 26 June 2010 |
| Emanuele Delucchi | Université de Fribourg, CH |
23 May 2010
- 30 June 2010 |
| Graham Denham | University of Western Ontario, London |
15 May 2010
- 13 June 2010 |
| Alexandru Dimca | Université de Nice Sophia Antipolis, France |
16 May 2010
- 30 May 2010 |
| Michael Falk | Northern Arizona University, Flagstaff |
14 May 2010
- 30 June 2010 |
| Eva Maria Feichtner | University of Bremen |
30 April 2010
- 4 June 2010 20 June 2010 - 26 June 2010 |
| Dmitry Feichtner-Kozlov | University of Bremen |
18 June 2010
- 30 June 2010 |
| Samuel Gitler | Centro de Investigación y de Estudios Avanzados (Cinvestav) del Instituto Politécnico Nacional (IPN), Mexico |
2 May 2010
- 28 May 2010 |
| Anthony Henderson | University of Sydney |
13 June 2010
- 26 June 2010 |
| Olga Holtz | UC Berkeley |
15 May 2010
- 30 May 2010 15 June 2010 - 30 June 2010 |
| Tadeusz Januszkiewicz | Ohio State University |
2 June 2010
- 11 June 2010 |
| Toshitake Kohno | Graduate School of Mathematical Sciences, the University of Tokyo |
18 June 2010
- 30 June 2010 |
| Gustav Lehrer | University of Sydney |
12 June 2010
- 30 June 2010 |
| Anatoly Libgober | Univeristy of Illinois at Chicago |
16 June 2010
- 30 June 2010 |
| Daniel Matei | IMAR |
21 May 2010
- 31 May 2010 15 June 2010 - 30 June 2010 |
| Luis Paris | Université de Bourgogne |
24 May 2010
- 4 June 2010 21 June 2010 - 25 June 2010 |
| Kyoji Saito | IPMU |
20 June 2010
- 27 June 2010 |
| Paolo Salvatore | Università di Roma Tor Vergata | |
| Hal Schenck | University of Illinois at Urbana-Champaign |
17 June 2010
- 26 June 2010 |
| John Shareshian | Washington University in St. Louis |
15 June 2010
- 30 June 2010 |
| Dev Sinha | University of Oregon |
14 June 2010
- 25 June 2010 |
| Bernd Sturmfels | University of California at Berkeley |
23 May 2010
- 26 May 2010 |
| Alexandru Suciu | Northeastern University |
2 May 2010
- 30 June 2010 |
| Mina Teicher | Bar-Ilan University |
6 June 2010
- 30 June 2010 |
| Hiroaki Terao | Department of Mathematics, Hokkaido University |
15 June 2010
- 25 June 2010 |
| Alexander Varchenko | University of North Carolina at Chapel Hill |
1 June 2010
- 30 June 2010 |
| Michèle Vergne | Centre National de la Recherche Scientifique Ecole Polytechnique. Centre de Mathematiques Laurent Schwartz |
29 May 2010
- 25 June 2010 |
| Volkmar Welker | Philipps-Universität Marburg | |
| Masahiko Yoshinaga | Department of Mathematics, Kyoto University |
2 May 2010
- 30 June 2010 |
| Sergey Yuzvinsky | University of Oregon, Eugene |
2 May 2010
- 30 June 2010 |