Orators and Mathematicians (in Greek)
Apostolos on the relationship between ancient rhetoric and ancient mathematics, and their practitioners. From a Thales and Friends lecture series in Thessaloniki, 2009. In three parts.
Part 1 of 3
https://youtu.be/l8dBryu2nv4
Part 2 of 3
https://youtu.be/VKVaWRU_CVI
Part 3 of 3
https://youtu.be/rLYcQkqwOrE