participant
- Carette, Jacques Instructor 2017
- Deza, Antoine Instructor 2023
- Janicki, Ryszard Instructor 2020
- Kahl, Wolfram Instructor 2018
- Khedri, Ridha Instructor 2022
- Paige, Richard Instructor 2022
- Paige, Richard Instructor 2023
- Sekerinski, Emil Instructor 2024
- Wassyng, Alan Instructor 2021