Attribution:Siebrand Mazeland, Wikipedia in “Usmaradio” for the radio program “Scuola di pensiero / School of Thought” by Iolanda Pensa, recorded at Wikimania Stockholm, Sweden, August 2019, cc by-sa all.
Photo by Victorgrigas, 2011, courtesy Wikimedia Commons, cc by-sa 4.0.
Link: https://foundation.wikimedia.org/wiki/File:Siebrand_Mazeland.jpg
