Olga Tkachenko (Ukraine)
Olga completed the course at Kyiv-based Institute of Dramatic Art named after Karpenko-Kary. Joined the theater in kyiv and worked there for some time. Meeting with Igor Kalinauskas defined her further destiny. In the beginning she used to take part in the dramatic plays of Igor's drama studio called the Fireflower. While her work there Olga mastered a unique psychotechnique. The later coupled with the natural gift and willing to work finally resulted in creation of Duo Zikr and the first performance at the stage of Smolny cathedral in St. Petersburg.

Igor Silin (Russia)
Igor Kalinauskas (Silin is his stage-name) graduated with honors from the drama school named after Schukin, Directing faculty, in Moscow. He used to work as a director in Minsk, Astrakhan, Izhevsk, Moscow, Kyiv having produced 68 plays altogether. Igor is the author of a unique psychotechnique initially elaborated for actors and later on widely applied in many areas. Yet 20 years on thousands of people learn the methodic and use it in everyday life.
Igor also is a philosopher, psychologist and painter.