Paper on Weiss and Bertalanffy presented at the ISSS 2006 50th annual meeting Stefan Blachfellner 20 years ago 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 Systemicum 2018 in Vienna – Systems Thinking 3.0 – time travel to the pioneers of Systemic Consulting by Stefan Blachfellner 8 years ago BCSSS Dialogue. April 12th 2017 “The Utopia of Universal Control: Critical Thoughts on Transhumanism” by Stefan Blachfellner 9 years ago Systems experts gathered in Vienna: Systems thinking – what’s it for? by Stefan Blachfellner 15 years ago