2022 Ismahil Sahin
2020 Uli Edel
authoritarian
2021 Zora Vera Beer
2021 Nico Zavelberg
2019 Robert Pejo
German
2021
2020 Florian Meimberg
2020
2018 Aleksey Sidorov
authoritarian
2022 Paul Wilms
2017 Frank Diederichs
2019 Oren Schmuckler
2016 Matthias Steurer