JELENA VASILAKIS, MA (1975), finished the Music Academy in Srpsko Sarajevo and graduated at the Department for General Music Pedagogy. The thesis of her paper was The features of Chopin,s harmonic language in mazurkas, with a detailed analysis of opus 24. Her MA degree work thesis was: The Harmony of Edvard Grieg with a particular view on the expression of modality in his music, from the subject Harmony with harmonic analysis, under the mentorship of prof. Dejan Despić (2007). From November 2001 to 2006, she worked as an Assistant at the Music Academy of Srpsko Sarajevo, at the subject Vocal counterpoint, The Analysis of a musical piece and Choral scores playing. Since 2006, she has been at the Faculty of Arts in Niš, in title of the Assistant at the subject Harmony with the harmonic analysis and the Analysis of a musical piece. Papers: Vasilakis Jelena, Milenković Marko S. (2013) Harmonic content and the relationship towards the text in Five songs for female vocals and piano by Richard Wagner, International coference Balkan Art Forum, Niš; Vasilakis Jelena (2013) Possible aspects of tonality in Sonatina by Predrag Milošević, VII Scientific meeting of the Desk for theoretical subjects at the Faculty of Arts in Niš; Zdravić Mihailović, D. i Vasilakis, J. (2014) Manuel for the analysis of the simple shapes 1 – Baroque and Classicism, the Faculty of Arts in Niš (in press); Vasilakis Jelena (2014) Harmony aspects of the song Cveće cafnalo in the works of S.S. Mokranjac, P. Milošević and D. Radić, International Scientific Conference Days of Vlada S. Milošević (theme collection) (editor: Sonja Marinković, Sanda Dodik and Ana Petrov), Banja Luka: Academy of Art, 862–874.; Zdravić Mihailović, D. I Vasilakis, J. (2014) Between the parallel and contrasted periods – proposed typology period by the thematic plan characteristics, Journal of Literature, Language, Art and Culture Heritage, No. 27, Kragujevac, FILUM, 205-214.