Volodymyr Vasylenko, international lawyer, professor, Ambassador Extraordinary and Plenipotentiary of Ukraine, director of a working group on law “On official state language” Taras Shamayda, co-coordinator of volunteer movement “Space of freedom” Cateryna Chepura, activist of social movement “Vydsych” Roman Matys, founder of initiative on protection of rights of Ukrainian-speaking people “I tak poymut” (via Skype) More