The paper is devoted to the anniversary and to the 50 years of the scientific and teaching work of the doctor of philological sciences, professor Natalia Nikolaevna Shirobokova – turkologist, a major researcher of Siberian languages, specialist of exclusively profound erudition and encyclopaedic knowledge. In the center of her scientific interest is the formation of the linguistic landscape of Siberia, historical ties in Siberian Turkic languages, study of their place in classification of Turkic languages. The distinguishing feature of her work is an integrated approach: the object of study is considered in system and from different points of view, providing the best possible validity of description and making accidental characteristics impossible.