R Dreher
University of Siegen
Germany

Ralph Dreher – PhD – Prof., Chair for Didactics of Technical Vocational Education, President of the German IGIP Monitoring Committee 

Address: 11, Breite Strasse, Siegen, 57076, Germany

A. O. Gornov
National Research University «Moscow Power Engineering Institute»
Russian Federation

Alexander O . Gornov – Cand. Sci. (Engineering), Assoc. Prof., the Department of Engineering Graphics 

Address: 14, Krasnokazarmennaya str., Moscow, 111250, Russian Federation

V. V. Kondratyev
Kazan National Research Technological University
Russian Federation

Vladimir V . Kondratyev – Dr. Sci. (Education), Prof., Director of the Centre for Professional Training and Advanced Training for Teachers of Higher Schools, Head of the Department of Methodology of Engineering Activity 

Address: 68, K. Marx str., Kazan, 420015, Tatarstan, Russian Federation