Cybernetics & Human Knowing A Journal of Second Order Cybernetics, Autopoiesis and Cyber-Semiotics. http://www.imprint.co.uk/cyber.html

Chilean School of Biology of Cognition Offering overview of Maturana's contributions to psychology, 'Ask Professor Maturana', and online archive editions of important articles. http://www.inteco.cl/biology/index.htm

Radical Constructivism The most comprehensive Webspace on constructivist epistemology (a component of the second-order cybernetics worldview), especially the work of von Glasersfeld and von Foerster http://www.univie.ac.at/constructivism/

Towards an Ecology of Mind Well-organized site addressing (e.g.) Gregory Bateson, Humberto Maturana, Ernst von Glasersfeld, Heinz von Foerster, and George Kelly. http://www.oikos.org/psicen.htm

Luis E. Bastias Contributions to the development of Valparaiso's Autopoiesis Theory http://www.bastias.luis.com

Neuro Cybernetics Laboratory Laboratory of Neuro-Cybernetics, Research Group of Biomedical Information Engineering, Division of Systems and Information Engineering, Graduate School, Hokkaido University, Sapporo, Japan. http://ncmac2.es.hokudai.ac.jp/index.html