Today,  Doctor of culturology, one of the chief researchers of the unique art of throat-singing, Zoya Kyrgysovna Kyrgys, is receiving birthday greetings. The founder and permanent head of the International  scientific Center "Khoomei", she dedicated the major part of her life to the study of Tuvan throat-singing.  Her monograph "Tuvan throat-singing" is also dedicated to this vocal phenomenon of Central Asian nomads; it is the final result of  25years of work, many field expeditions, as well as experiments in laboratories of Moscow, Sankt-Peterburg, and New York.