The author gives credits to Alexander Mikhailovich Mazuritsky’s educational efforts. A. Mazuritsky is a prominent library scholar, expert in the library history, Doctor of Science in Pedagogy, Dean of the Library Information Department of Moscow State Institute of Culture (MSIC), Professor of the Information Analytics Chair of Moscow State Linguistic University (MSLU). The author reviews Mazuritsky’s professional and public efforts as a historian, pedagogue and educator in the sphere of higher professional training. His scientific interest toward the problem of missed cultural valuables has transformed into the need to educate historical memory and civic mindedness in the younger generations. In his public lectures and interviews to mass media, speaking at forums and conferences, he strongly promotes libraries engagement in educating ethical principles and social knowledge as the foundation for patriotism. A. M. Mazuritsky maintains his principled stand on the national library policy and library development vectors. Keeping with the best traditions of the Russian library science, Alexander M. Mazuritsky voices challenging ideas and suggestions that stir up disputes and discussions in the professional community.