Room: Stage JIoannis Alexandros Marantelos, Andreas Gebhard, TENIA MENEGAKIDescription: Ioannis Alexandros Marantelos, director of SAF-Street Art Festival Thessaloniki http://streetartfestivalthessaloniki.com/ and Andreas Gebhard, founder and CEO of re:publica, Berlin have invited a group of campaigner and business people from both cities to present there ideas and projects. Produced by Voice Republic For more podcasts visit http://voicerepublic.com