Paper on Weiss and Bertalanffy presented at the ISSS 2006 50th annual meeting Stefan Blachfellner vor 20 Jahren At the ISSS 2006 (50th Annual Meeting) a paper by Drack and Apfalter was presented: Is Paul Weiss‘ and Ludwig von Bertalanffy’s System Thinking still valid today? Related posts University Lecture on „Techno-eco-social Transformations“ by Stefan Blachfellner 8 Jahren ago Keynote auf Einladung der Expertengruppe „Value Recovery with Digital Technologies“ – CIRCULAR4.0 by Judy Al Saman 5 Jahren ago BCSSS and ARS ELECTRONICA 2017. A Valuable Exchange! by Stefan Blachfellner 9 Jahren ago