Training materials
Authors: Hana Pergl Sustkova or Sofoklis Keisaris
and Contributors: Björn Grüning or Celia van Gelder or Erik Hjerde or Jordi Rambla or Marek Suchanek or Marek Vrbacky or Ms. Yo Yehudi or Nils Peder Willassen or Saskia Hiltemann
Authors: Hana Pergl Sustkova or Sofoklis Keisaris
and Contributors: Björn Grüning or Celia van Gelder or Erik Hjerde or Jordi Rambla or Marek Suchanek or Marek Vrbacky or Ms. Yo Yehudi or Nils Peder Willassen or Saskia Hiltemann