Ivan Haralampiev  Ivan Haralampiev is a Bulgarian linguist, mediaeval. He graduated with a degree in Bulgarian Philology from the Veliko Tarnovo University ″St. Cyril and St. Methodius″ in 1973 and in 1999 defended his professorship. Rector of Veliko Tarnovo University. Full member and full professor of the Public Academy on Security, Defense and Legal Issues in Moscow. Awarded with the Russian Order ″Lomonosov″. One of the best specialists and scholars in the world in the history and periodization of the Bulgarian literary language. There are over 150 scientific publications, of which 12 books, textbooks and teaching aids.