Tassos Kolydas is a member of the Laboratory-Teaching Staff of the Department of Music Studies of the National and Kapodistrian University of Athens. He has studied musicology (PhD), computer science (MSc), and guitar. His teaching experience includes guitar and the history of music at various conservatories in Athens. He has also taught the theory of music and audio engineering for Greek Music Schools.

In addition, he recently published a book on the life and work of the guitarist Dimitri Fampas as part of the Greek Musicological Editions series, and he has published musicological and computer science papers in both Greek and international journals. He has presented papers on musicology and computer science at international conferences and lectures on the history of the guitar at Greek guitar seminars. In support of research projects on the digitisation of cultural collections, Kolydas has developed Internet applications on behalf of the University of Athens, the Greek National Opera, the Epirus TEI, and the Institute of Research on Music and Acoustics.

A founding member of the musicological journal Polyphonia, he also serves as a member of its editorial committee. Kolydas has served as Chairman of the Alumni of the Department of Music Studies of the University of Athens and Executive Secretary of the Greek Music Council. He is also a member of the Hellenic Musicological Society and the Greek Society for Music Education.