Theodoros is a PhD Candidate in Biostatistics under an IdEx fellowship from the Université de Paris. After obtaining a MSc in Statistics and Operational Research from the University of Ioannina, Greece, he worked as a Research Assistant in the Evidence-Synthesis Methods team of the University of Ioannina. Currently, he is responsible for the statistical analyses at the COVID-NMA initiative led by Cochrane France. His research interest focuses on developing statistical methods for pairwise and network meta-analysis and developing statistical software based on the R programming language. He is the author of the metaCovid application which performs real-time meta-analyses of Covid-19 trials.