Music and Time Annotation << Back Memories of Yuri Nikolaevich Rags I.B. Gorbunova The article is devoted to musical-theoretical views of famous Russian musician, scholar and teacher Yuri Nikolaevich Rags (1926–2012). Work Rags laid the foundation for the development of a number of new directions, actively developing in our day, music Informatics, sound design, netmusiczone, musical-computer technologies. Doctor of arts, professor, full member (academician) of the Academy of humanitarian Sciences, member-correspondent of the International Academy of Informatization at the UN, Yuri Rags is known as the author of numerous works on music theory, revealing perspective to the link between pitch and rhythmic organization of music, consider a scientist in a broader series of periodic processes; author of works on musical psychology, musical criticism and journalism; work in the field of musical science, considered within the focus of natural-scientific and humanitarian knowledge, but also papers on musical acoustics as a field of professional knowledge in training contemporary musician and pedagogue. Keywords: Yuri Nikolaevich Rags, music theory, musical-computer technologies, musical acoustics, music Informatics, sound design, professional musical education. Contacts: E-mail: Gorbunova@herzen.spb.ru Pp. 65-69.