THanasis Xenos

Thanasis P. Xenos was born in the village of Kostomera in the Ilia prefecture. He studied mathematics at the Aristotle University of Thessaloniki, graduating in 1979. Since 1985, he has been serving in Secondary Public Education as a Mathematics teacher. He has been continuously involved in writing books since 1989, always in collaboration with "Ziti" publications. He has authored numerous books on mathematics for all grades of Gymnasium and Lyceum, as well as books aimed at first-year students of the sciences. Additionally, he is one of the authors of the school textbook "Euclidean Geometry A' and B' Unified Lyceum," which was taught during the academic years 1999-2001. He has published many articles in mathematics journals and is a member of the editorial board of the magazine "Educational Reflections."