Thomas Apostolopoulos is Associate Professor at the Music Studies Department of the National and Kapodistrian University of Athens, teaching since 2011 the subject Byzantine music and music of East Mediterranean traditions. The research interests of Thomas Apostolopoulos, as they are reflected in his scientific work, include the Chanting (Psaltike), the Greek Folk Music, the Learned Music of Constantinople, the Greek instrumentation, the secular repertoire written by Byzantine notation, general records of Folk tradition, the relations of Psaltike with other traditions of the Eastern Mediterranean, discographic edits, and especially the issue of Greek music theory and the field of exegesis (explanation and transcription) of chanting and secular music from the manuscripts of the Old stenographic Method of Byzantine notation in the New Method.

Walter Zev Feldman is a leading researcher in both Ottoman Turkish and Jewish music. During the 1970s he spearheaded the revival of klezmer music. Today he is a performer on the klezmer dulcimer, the cimbal, and on the Ottoman lute, the tanbur. His book, Music of the Ottoman Court: Makam, Composition, and the Early Ottoman Instrumental Repertoire (Berlin, 1996) is taught as a basic text worldwide. Between 2011 and 2015 he researched the Jewish, Gypsy and Greek musical traditions of Moldova/Bessarabia, sponsored by NYU Abu Dhabi. Feldman is also an authority on Ashkenazic dance, forming part of his current research on the role of gesture in the performing arts, which he taught in the NYU Abu Dhabi core course “Gesture” (2013-15) and in NYU on the Square (2018). In 2017 he gave a series of workshops on this topic in Tokyo and in Moscow. In 2004 he co-directed the successful application of the Mevlevi Dervishes of Turkey as a Masterpiece of the Oral and Intangible Heritage of Humanity for UNESCO. His new book From Rumi to the Whirling Dervishes: Music, Poetry and Mysticism in the Ottoman Empire is sponsored by the Agha Khan University and will be published by Edinburgh University Press. Feldman is currently a Senior Research Fellow affiliated with New York University, Abu Dhabi, and the Artistic Director of the Klezmer Institute.

Kyriakos Kalaitzidis is composer, oud player, artistic director and cofounder of the musical ensemble En Chordais. He studied Theology in Aristotle University of Thessaloniki and Byzantine Musicology in Athens University where he obtained his PhD. His doctoral thesis deals with the issue of Post-Byzantine Music Manuscripts as a Source for Oriental Secular Music and it was published by the Orient Institut (Istanbul) & Ergon-Verlag publisher. He has given lectures, workshops and master classes at Princeton University, Harvard University, Université de Strasbourg, Istanbul State Conservatory, Sibelius Academy (Helsinki), Torino University, Ca’ Foscari University (Venice), Holy Cross College (Boston), New England Conservatory and Yildirim Beyazit University (Ankara). He has published 4 books, over 27 articles, 15 CDs while he edited 28 more. As a member of En Chordais or as soloist he has given more than 2000 concerts in 45 countries in major festivals and venues. His research interests focus on documentation, commentary and transcription into staff notation of the Oriental secular music. In July 2020 he has been appointed as Associate Professor at the Department of Music Studies, University of Ioannina.

John Plemmenos holds an MPhil and PhD in Ethnomusicology from the University of Cambridge, with a scholarship from the British Academy. He has taught in several Greek universities, and in 2008 he was elected research fellow at the Hellenic Folklore Research Centre of the Academy of Athens, while lecturing in the Hellenic Open University. In 2017, he was invited on a sabbatical leave at the Institute of Orthodox Theology, Université Laval (Montreal, Canada). He has published extensively in various academic journals. He has edited three volumes for the Academy of Athens, and has his PhD thesis published in Germany (Berlin, 2010). He has broadcasted for the BBC Radio 3, Radio Romania, and Greek stations. He has contributed to Grove Music Online (2017), and the Oxford Handbook of Orthodox Theology (forthcoming). He is a member of the Hellenic Folklore Society, and the advisory board in the Journal of Interdisciplinary Music.

Zaal Tsereteli was born in 1962, in Tbilisi, Georgia. He graduated from Tbilisi State University in 1983, the Faculty of Mechanics and Mathematics and then completed post graduate study at the same faculty (1987). Since 1983 he worked on the positions of computer programmer, data manager and statistician. In 1988, Tsereteli became a member of Tbilisi Anchiskhati church choir. Since 2007 – precentor of the choir. In 2006 he started work on the position of lecturer in Giorgi Mtatsmindeli Higher School of Chant and in 2016–2017 worked as the leader of the Third Creative Studio at the same educational institution. Research sphere – Georgian ecclesiastical music.