| Name | Affiliation | period |
| Tobias Colding | MIT | |
| Nicola Gigli | SISSA Scuola Internazionale Superiore di Studi Avanzati | |
| Michel Ledoux | University of Toulouse | |
| Jan Maas | IST Austria |
6 May 2012
- 12 May 2012 |
| Takashi Shioya | Tohoku University |
5 May 2012
- 12 May 2012 |