https://youtu.be/SD7yox8BdwY
Dr Katsioulis' interview on HELLASgr.net (2012 11 06)
Highest recorded adult IQ (258, sd 24): Dr. Katsioulis (HELLASgr.net, 2012 11 06)
https://youtu.be/9KGLDl3SFqE
Dr Katsioulis' interview on West Channel (2013)
Highest recorded adult IQ 258: Dr. Katsioulis on West Channel (Kozani, Greece, 2013 04 19)