- Dr. Alessandro Cuoco: 2 days in 2018
- Prof. Antonio Capone: 2 days in 2017
- Prof. Aldo Morselli: 2 days in 2017
- Dr. Sami Caroff: 2 weeks in 2016
- Dr. Vincent Poireau: one week in 2016
- Prof. Paolo Zuccon: one week in 2016
- Humberto Martinez: two months in 2016
- Yoann Genolini: one week in 2016
- Mathieu Boudaud: two weeks in 2015
- Sami Caroff: two weeks in 2015
- Prof. Peter Biermann: two weeks in 2010 and two weeks in 2012
- Dr. Frank Shroeder: one week in 2012
- Josh Warren: two months in 2012
- Dr. Daniel Supanitsky: two weeks in 2011
- Dr. Andrew Taylor: two weeks in 2011