Season 1 Psychiaters NPO 2 , 2009 Watch now Season 2 Voetbaltrainers NPO 2 , 2010 Watch now Season 3 Strafpleiters NPO 2 , 2010 Watch now Season 4 Politici NPO 2 , 2011 Watch now Season 5 Artsen NPO 2 , 2012 Season 6 Topondernemers NPO 2 , 2013 Season 7 Journalisten NPO 2 , 2014 Watch now Season 8 Rechters NPO 2 , 2015 Season 9 Op de drempel NPO 2 , 2016 Season 10 Schrijvers NPO 2 , 2016 Watch now Season 11 Wetenschappers NPO 2 , 2016 Season 12 Gesprekken over rouw NPO 2 , 2017 Season 13 Militairen NPO 2 , 2017 Season 14 NPO 2 , 2018 Season 15 NPO 2 , 2018