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 Einladung zum Webinar über „Systems Philosophy und ihrer Relevanz für Systems Engineering“ by Stefan Blachfellner 11 Jahren ago Gabriele Bammer: Eine neue Disziplin für „Integration and Implementation Sciences“? by Stefan Blachfellner 14 Jahren ago BCSSS Board member Ray Ison publishes new book on the hidden power of systems thinking by Stefan Blachfellner 7 Jahren ago