Katerina Savvaidou is an Assistant Professor at the Law School of Aristotle University of Thessaloniki and a Jean Monnet Chair in European Tax Policy and Administration. She is also a lawyer, mediator, and mediator trainer.

Savvaidou served as the Secretary General of Public Revenue and has been involved as a legal and tax advisor at various institutions. She holds multiple degrees in public and fiscal law from universities in Greece and France, including EKPA, University of Paris I-Sorbonne, and University of Paris II-Assas. She has completed post-doctoral research in business taxation and is a frequent speaker at conferences in Greece and abroad.