Bertrand Stern  Bertrand Stern is a German author and philosopher living in Siegburg. He describes himself as a "freischaffender Philosoph" (German for "freelance philosopher"). He focuses on issues critical to civilization with regard to human dignity, in particular the outbreak from the school ideology and aspects of free education, questions about medicine and health, money and work, transport and mobility. Stern was born the son of the pedagogue Arno Stern and Claire Stern in Montbéliard, France on November 11, 1948. He has two siblings and a son. He grew up in different places in Europe and therefore speaks German, French, English and Spanish. From 2011 to 2012, he was a lecturer at the University of Kassel. He initiated the feature film "CaRabA #LebenohneSchule", which was released on May 9, 2019 in Germany, Austria and Switzerland, and introduces unschooled, free-educated people. The producer is Joshua Conens.