Subject: A Greek among the World’s Greatest Geniuses. Dr Katsioulis achieved a recorded IQ 198 and he is reported having one of the highest adult IQ scores.

Journalist: Afroditi Ntouli
Date: 2015/01/23
Location: Greece
Language: Greek
Reference type: Reportage / Listing
External reference link: Ένας Έλληνας στους 50 πιο ιδιοφυείς ανθρώπους του κόσμου