December 2 – 3, 2021 . Online
Deadline: Saturday, 20 November 2021

December 11 – 12, 2020 . Online
Deadline: Sunday, 22 November 2020

October 14 – 16, 2019 . Gdansk, Poland
Deadline: Wednesday, 26 June 2019

October 1 – 2, 2018 . Warsaw, Poland
Deadline: Saturday, 14 July 2018