| Name | Affiliation | period |
| Simonetta Abenda | University of Bologna |
1 February 2015
- 2 February 2015 |
| Hadjer Adimi | Bordj Bou-Arreridj university |
20 January 2015
- 27 January 2015 |
| MOHAMMAD MARUF AHMED | MNS DEPARTMENT, BRAC UNIVERSITY, DHAKA, BANGLADESH |
14 January 2015
- 9 February 2015 |
| Clair Amiot | University of Grenoble |
1 February 2015
- 3 February 2015 |
| Ivan Angiono | Universidad Nacional de Cordoba (Argentina) |
3 February 2015
- 5 February 2015 |
| Sanghoon Baek | KAIST |
19 January 2015
- 23 January 2015 |
| Mourad Ben Slimane | King Saud University College of Science Department of Mathematics |
20 January 2015
- 25 January 2015 |
| Marco Bonatto | University of Ferrara |
19 January 2015
- 6 February 2015 |
| Magdalena Boos | University of Wuppertal |
19 January 2015
- 6 February 2015 |
| Paolo Bravi | Roma La Sapienza |
19 January 2015
- 6 February 2015 |
| Filippo Callegaro | University of Pisa |
9 December 2014
- 28 February 2015 |
| Nicoletta Cantarini | Dipartimento di Matematica, Universita` di Bologna |
21 January 2015
- 21 January 2015 21 January 2015 - 22 January 2015 26 January 2015 - 26 January 2015 30 January 2015 - 30 January 2015 |
| Antoine Caradot | Institut Camille Jordan, Lyon, France |
19 January 2015
- 30 January 2015 |
| Giovanna Carnovale | Universita' di Padova |
18 January 2015
- 6 February 2015 |
| Sylvain Carpentier | MIT graduate student |
11 January 2015
- 23 January 2015 |
| Giovanni Cerulli Irelli | Sapienza-Università di Roma |
9 December 2014
- 28 February 2015 |
| Eirini Chavli | Université Paris Diderot-Paris 7 |
26 January 2015
- 30 January 2015 |
| Seung-Il Choi | Sogang University |
18 January 2015
- 5 February 2015 |
| Meng Kiat Chuah | National Tsing Hua University |
2 February 2015
- 5 February 2015 |
| Giulio Codogni | Università Roma Tre |
18 January 2015
- 7 February 2015 |
| Carlo Collari | Università degli studi di Firenze |
9 December 2014
- 28 February 2015 |
| Tiffany Covolo | Luxembourg |
19 January 2015
- 7 February 2015 |
| Sourav Das | Chennai Mathematical Institute |
9 December 2014
- 28 February 2015 |
| Benoit Dejoncheere | Institut Camille Jordan, Lyon, France |
19 January 2015
- 30 January 2015 |
| Khadra Dekkar | Bordj Bou-Arreridj university |
20 January 2015
- 27 January 2015 |
| Sabino Di Trani | Università degli Studi di Pisa |
9 December 2014
- 28 February 2015 |
| Salvatore Dolce | Universisty of Edinburgh |
17 January 2015
- 7 February 2015 18 February 2015 - 7 February 2015 |
| Laura Fedele | none |
9 December 2014
- 20 December 2014 12 January 2015 - 6 February 2015 |
| Rita Fioresi | University of Bologna |
9 January 2015
- 6 February 2015 |
| Fabio Gavarini | Università di Roma "Tor Vergata" - Dipartimento di Matematica |
18 January 2015
- 7 February 2015 |
| Naoki Genra | Graduate school of Research Institute for Mathematical Sciences, Kyoto University |
8 December 2014
- 19 January 2015 |
| Jan Geuenich | University of Bonn |
1 February 2015
- 3 February 2015 |
| Tamás F. Görbe | Department of Theoretical Physics, University of Szeged |
8 December 2014
- 22 December 2014 9 January 2015 - 19 January 2015 |
| Thorsten Heidersdorf | Ohio State University |
19 January 2015
- 30 January 2015 |
| Emiliano Inguscio | Università "La Sapienza", Roma |
19 January 2015
- 6 February 2015 |
| Lars Thorge Jensen | Max Planck Institute for Mathematics |
19 January 2015
- 31 January 2015 |
| Daniel Juteau | CNRS, Université de Caen |
18 January 2015
- 6 February 2015 |
| Cheikh Khoulé | Université Cheikh Anta Diop de Dakar |
9 December 2014
- 28 February 2015 |
| Ksenija Kitanov | Department of Mathematics, University of Zagreb |
19 January 2015
- 30 January 2015 |
| Stephen Kwok | Univ. of Luxembourg |
2 February 2015
- 6 February 2015 |
| Philipp Lampe | Bielefeld University |
1 February 2015
- 3 February 2015 |
| Martina Lanini | FAU Erlangen-Nuernberg |
8 December 2014
- 6 February 2015 |
| Stephane Launois | University of Kent |
1 February 2015
- 5 February 2015 |
| John Lawson | Dueham University |
1 February 2015
- 7 February 2015 |
| Marc-Antoine Leclerc | University of Ottawa |
19 January 2015
- 6 February 2015 |
| Hyeonmi Lee | Hanyang University / UC Davis |
19 January 2015
- 6 February 2015 |
| Ievgen Makedonskyi | HSE, department of mathematics |
12 January 2015
- 28 February 2015 |
| Diana Mandar | Indonesian Mathematical Society |
9 December 2014
- 28 February 2015 |
| Mathieu Mansuy | University of Bologna |
9 December 2014
- 20 December 2014 12 January 2015 - 18 January 2015 4 February 2015 - 4 February 2015 |
| Oscar Marquez | Universidade Federal de Pernambuco |
19 January 2015
- 6 February 2015 |
| Ivan Martino | University of Fribourg |
18 January 2015
- 28 February 2015 |
| Joanna Meinel | MPIM/University of Bonn |
17 January 2015
- 7 February 2015 |
| Stefania Mele | University of Glasgow |
19 January 2015
- 6 February 2015 |
| Aliaksandr Minets | École Normale Supérieure de Paris |
19 January 2015
- 6 February 2015 |
| Luca Moci | Université Paris 7 |
18 January 2015
- 28 February 2015 |
| Alfredo Najera Chavez | Université Paris Diderot - Paris 7 |
1 February 2015
- 3 February 2015 |
| Sunyoung Nam | Sogang university |
18 January 2015
- 5 February 2015 |
| Vinoth Nandakumar | Massachusetts Institute of Technology |
19 January 2015
- 6 February 2015 |
| Alexander Neshitov | University of Ottawa |
19 January 2015
- 30 January 2015 |
| Yann Palu | Université de Picardie |
1 February 2015
- 3 February 2015 |
| Leonardo Patimo | Scuola Normale Superiore |
19 January 2015
- 30 January 2015 |
| Alexey Petukhov | The University of Manchester |
18 January 2015
- 7 February 2015 |
| Pierre-Guy Plamondon | Université de Paris Sud XI |
1 February 2015
- 3 February 2015 |
| Alexander Premet | University of Manchester |
18 January 2015
- 7 February 2015 |
| Biswajit Ransingh | IMSc Chennai India |
9 December 2014
- 7 February 2015 |
| Vidas Regelskis | University of Surrey |
8 December 2014
- 23 December 2014 11 January 2015 - 7 February 2015 |
| Charlotte Ricke | University of Bonn |
1 February 2015
- 3 February 2015 |
| Francesco G. Russo | University of Cape Town |
15 January 2015
- 30 January 2015 |
| Mario Salvetti | Dipartimento di Matematica, Università di Pisa |
9 December 2014
- 28 February 2015 |
| Antonio Sartori | University of York |
19 January 2015
- 6 February 2015 |
| Neil Saunders | University of Bristol |
18 January 2015
- 30 January 2015 |
| Zain Shaikh | Paderborn University |
19 January 2015
- 6 February 2015 |
| Clayton Silva | Universidade Federal de Viçosa, Brazil |
9 December 2014
- 20 December 2014 12 January 2015 - 18 January 2015 19 January 2015 - 6 February 2015 8 February 2015 - 28 February 2015 |
| Iulian Simion | Universita degli Studi di Padova |
19 January 2015
- 6 February 2015 |
| Eric Sommers | U of Massachusetts at Amherst |
31 January 2015
- 6 February 2015 |
| Vitaliy Stepukh | Kiev National University |
26 January 2015
- 31 January 2015 |
| Jay Taylor | EPFL |
18 January 2015
- 6 February 2015 |
| Ronan Terpereau | Mainz Universität |
18 January 2015
- 23 January 2015 |
| Lewis William Topley | University of York |
9 December 2014
- 23 December 2014 18 January 2015 - 6 February 2015 |
| Daniele Valeri | SISSA, Italy (end 30.09.2014) |
8 December 2014
- 7 February 2015 |
| Hannah Vogel | Karl-Franzens-Universitaet Graz |
1 February 2015
- 28 February 2015 |
| Geordie Williamson | Max-Planck-Institute, Bonn |
18 January 2015
- 1 February 2015 |
| Uladzimir Yahorau | University of Ottawa |
19 January 2015
- 30 January 2015 |
| Christian Yeke | CRSAT |
9 December 2014
- 1 March 2015 |
| Sergey Yuzvinsky | University of Oregon, Eugene |
6 February 2015
- 28 February 2015 |
| Ilya Zakharevich | Stanford pre-collegiate studies |
19 January 2015
- 6 February 2015 |
| Chia Zargeh | Institute Computationl Mathematics |
18 January 2015
- 7 February 2015 |
| Arezoo Zohrabi | PHD student mathematic - university of turin |
19 January 2015
- 30 January 2015 |
| Ignacio Zurrian | Universidad Nacional de Córdoba |
11 January 2015
- 7 February 2015 |