Select Recommendations (very partial list)
See also the Complex Systems Registry for additional organizations and a list of 5,000+ complex systems scholars.
American Society for Cybernetics (Founder, Heinz Von Foerster; President, Louis H. Kauffman)
Association for Evolutionary Economics (President, Glen Atkinson)
Beyond (Center for Fundamental Concepts in Science) at ASU (Founder, Paul Davies)
Bertalanffy Center for the Study of Systems Science (Director, Wolfgang Hofkirchner)
Center for Complex Networks and Systems Research (President, Alessandro Vespignani)
Center for Models of Life at Niels Bohr Institute, U. Copenhagen (Director, Kim Sneppen)
Center for the Philosophy of Natural and Social Science at London School of Economics (Director, Rom Harré)
Center for the Philosophy of Nature and Science Studies (CPNSS) at U. Copenhagen (Director, Claus Emmeche)
Center for the Study of Complex Systems, U. Michigan (Director, Carl P. Simon)
Complex Systems Society (Director, Paul Bourgine)
Evolution Complexity and Cognition (ECCO) Group (Founder, Francis Heylighen)
European Society for Evolutionary Developmental Biology (EuroEvoDevo) (President, Frietson Galis)
Foundational Questions in Physics & Cosmology (FQXi) (Directors, Max Tegmark and Anthony Aguirre)
Foundation for Applied Molecular Evolution (FfAME) (Director, Steven Benner)
General Evolution Research Group (GERG) (Founder, Ervin Laszlo)
Gibbs Society of Biological Thermodynamics (President, Tim Lohman)
Global Brain Institute (Director, Francis Heylighen)
Human Behavior and Evolution Society (HBES) (President, Steven Gangestad)
Institut des Systèmes Complexes, Paris Ile-de-France (Directors, Marie Dutreix et. al.)
Institute for Complex Adaptive Matter (ICAM) (Directors, Daniel Cox, David Pines)
Institute for Mathematical Behavioral Sciences, UC Irvine (Director, Donald Saari)
Institute for Nonlinear Science, UC San Diego (Director, Henry Abarbanel)
Institute for the Study of Nature (Director, John Keck)
International Association for Computing and Philosophy (President, Luciano Floridi)
International Astrobiology Society (ISSOL) (President, Antonio Lazcano)
International Big History Association (IBHA) (President, David Christian)
International Institute for Applied Systems Analysis (IIASA) (Acting Director, Sten Nilsson)
International Institute of Informatics and Systemics (IIIS) (Founding President, Nagib Callaos)
International Society for Adaptive Behavior (ISAB) (President, John Hallam)
International Society for Artificial Life (ISAL) (President, Mark Bedau)
International Society for Biosemiotic Studies (ISBS) (Founders, Myrdene Anderson et. al.)
International Society for Comparative Psychology (ISCP) (President, Robert Murphey)
International Society for the History, Philosophy, and Social Studies of Biology (ISHPSSB) (President, Jim Griesemer)
International Solvay Institutes for Physics and Chemistry (Director, Marc Henneaux)
International Symmetry Association (Director, György Darvas)
KLI Evolution and Cognition Research (Founder, Konrad Lorenz; Scientific Manager, Werner Callebaut)
Max Planck Institute for the Physics of Complex Systems, Dresden (Directors, Roderich Moessner et.al.)
NASA Astrobiology Institute (Director, Carl Pilcher)
New England Complex Systems Institute (President, Yaneer Bar-Yam)
Netherlands Society for Theoretical Biology (Director, Patsy Haccou)
Perimeter Institute for Theoretical Physics (Founders, Mike Lazaridis and Howard Burton)
Santa Fe Institute (Director, Geoffrey West)
SETI Institute (Directors, Jill Tarter and Frank Drake)
Society for Chaos Theory in Psychology and Life Sciences (President, Ivelisse Lazzarini)
Society for Developmental Biology (President, Richard Hartland)
Society for Integrative and Comparative Biology (President, John Pearse)
Society for Machines and Mentality (President, Eric Steinhart)
Society for Risk Analysis (President, Alison Cullen)
Society for the Social Studies of Science (President, Michael Lynch)
Society for the Study of Evolution (President, Johanna Schmitt)
Symbrion Replicator - European Evolutionary Robotics Community (Coordinator, Paul Levi)
Systems Dynamics Society (Founder, Jay Forrester; President, James Lyneis)
Conferences and Workshops
Altenberg Workshops in Theoretical Biology. KLI Evolution and Cognition Research.
American Physical Society. Major physical sciences conference. 12,000 attendees.
Astrobiology Science Conference (AbSciCon) 2008. SETI Institute.
Darwinian Evolution Across the Disciplines 1999. Interdisc. symposium exploring evolution outside traditional domains, Dartmouth College.
European Conference on Complex Systems 2007. Complex Systems Society.
European Conference on Computing and Philosophy 2009. Affiliate of IACAP, President, Luciano Floridi.
Evolution and Physics: Concepts, Models and Applications (WE Heraeus Seminar) 2008. Ludwig Maximilians Universitat, Munchen.
From Animals to Animats: 11th International Conf. on Simulation of Adaptive Behavior (SAB). International Society for Adaptive Behavior.
Frontiers of Modern Cosmology 2007. Perimeter Institute for Theoretical Physics.
1st International Conference on History and Mathematics (World System Cycle and Trend Modeling) 2006. Russian State U. for the Humanities, Moscow.
ISN Summer Conference 2009. Institute for the Study of Nature (Emergentism, Systems Theory).
Integrating Evolution, Development & Genomics (IEDG) 2008. Center for Integrative Genomics, UC Berkeley.
International Conference on Interdisciplinary Social Systems Sciences (ISSS) 2008. World Academy of Science, Engineering and Technology.
International Multi-Conference on Complexity, Informatics and Cybernetics 2010. International Institute of Informatics and Systemics.
International Society for the Systems Sciences (ISSS) 2008. International Society for the Systems Sciences.
Joint European Thermodynamics Conference (JETC) 2007. Ecole Nationale Superieure des Mines.
World Multiconference on Systemics, Cybernetics, and Informatics (WMSCI) 2008. International Institute for Informatics and Systemics.
Foundation for Indefinite Lifespanes A multidisciplinary endeavour aiming to formally study the possibility of human biological immortality (Founder: Marios Kyriazis).
Advances in Complex Systems, multidisciplinary approaches to the study of complex adaptive systems at multiple scales.
Acta Biotheoretica, mathematical and philosophical foundations of biology. Broad scope.
Astrobiology, broad scope of articles on astrobiology and origins of life.
Apeiron, non-traditional, non-mainstream theoretical and experimental hypotheses in physics.
Axiomathes, new perspectives, methods, and models in science, complexity, mathematics, and philosophy. Highly interdisciplinary.
Biological Cybernetics, experimental, theoretical and application-oriented aspects of information processing in organisms.
Biological Reviews, interdisciplinary, covers the entire range of the biological sciences. Cambridge Philosophical Society.
Biological Theory: Integrating Development, Evolution, and Cognition, eco-evo-devo, cogno-evo-devo, and info-evo-devo relationships. Werner Callebaut, Editor.
Biology & Philosophy, theory and analysis of evolutionary and developmental biology, and social implications. Kim Sterelny, Editor.
Cliodynamics, historical macrosociology, economic history/cliometrics, databases and mathematical modeling of long-term social processes.
Cosmos and History, an open-access journal of natural and social philosophy. Promotes nontraditional and interdisciplinary scholarship.
Cybernetics and Systems, empirical research and models for a range of cybernetic systems, from artificial intelligence to social and economic systems.
Entropy, an international and interdisciplinary open access journal of entropy and information studies.
Evolution & Development, journal of the Society for Integrative and Comparative Biology.
Evolutionary Ecology, explores biological and social questions at the interface of ecology and evolution.
Foundations of Science, exploring fundamental scientific concepts, principles and problems, with emphasis on an interdisciplinary approach.
Integrative & Comparative Biology, prestigious journal integrating the many disciplines of biology. Annual SICB proceedings.
International Journal of Astrobiology, origins of life, life detection in our solar system and beyond, intelligent life and societal aspects of astrobiology
International Journal of Design and Nature, exploring parallels between natural and human design, evolutionary optimization, biomimetics, and complexity.
International Journal of Energy Research, multidisciplinary platform for discussion of issues in global energy research.
International Journal of Interdisciplinary Social Sciences, fostering interdisciplinary and transdisciplinary work across and between the social, natural and applied sciences.
Journal of Cosmology, new open access international journal for speculative, controversial, and provocative issues in cosmology and astrobiology.
Journal of Difference Equations and Applications, mathematical theory and applications of difference equations in discrete dynamical systems. Broad in scope.
Journal of Evolutionary Biology, covers micro- and macro-evolution of all types of organisms. Broadly integrative.
Journal of Evolutionary Economics, an evolutionary perspective on the economy and its sociopolitical institutions, in the Schumpeterian tradition.
Journal of Industrial Ecology, explores materials and energy uses and flows in products, processes, industrial sectors and economies.
Journal of Nonequilibrium Thermodynamics, new ideas, insights and results on non-equilibrium phenomena in science, engineering and related natural systems.
Journal of Social and Biological Structures, 1978-1991. Renamed Journal of Social and Evolutionary Systems in 1992.
Journal of Social and Evolutionary Systems, 1992-1998. Explored social and evolutionary systematics.
Journal of Theoretical Biology, a leading forum for theoretical papers that give insight into biological processes.
Letters in Spatial and Resource Sciences, theoretical and empirical trends, models and methods in social sciences that contain a spatial dimension.
Mathematical and Computer Modelling, mechanics, methodology and theory of modelling complex systems.
Minds and Machines, philosophical aspects of computer science, philosophy of mind, artificial intelligence, and systems theory.
Origins of Life and Evolution of Biospheres, the oldest and most authoritative journal for astrobiology and origins of life research.
Open Systems and Information Dynamics, interdisciplinary physics and information-theory research in living and nonliving open complex systems.
Philosophical Transactions of the Royal Society A, papers in mathematical, physical, and engineering sciences. Earth's oldest scientific society.
Physics of Life Reviews, review articles on the physics of living systems, complex systems, and artificial intelligent systems.
Social Evolution & History, interdisciplinary studies in the evolution and development of human societies since their inception.
Systems Research (and Behavioral Sciences), new theories, experimental research, and applications relating to all levels of living and non-living systems.
Technological Forecasting & Social Change, technological forecasting and technology's relationship to social and environmental systems.
Cosmic Evolution, tutorial site on astrophysical evolutionary development (Eric Chaisson).
Dichotomistic, a site formalizing the idea of an organic, dichotomistic logic (John McCrone).
Philosophy and Computing, resources for the use of computing theory and practice by professional philosophers (Peter Millikan).
Principia Cybernetica Project, cybernetics and general systems theory (Valentin Turchin, Francis Heylighen, Cliff Joslyn).
The Operator Hierarchy, a general approach to particle hierarchy (Gerard Jagers op Akkerhuis).
Universal Darwinism, tentative explorations of Darwinian process beyond biology (in the universe and culture) (John O. Campbell).
Bordalier Institute, researching complex networks and cosmic evolution (Peter Winiwarter).
Everything List (Wei Dai, Since 1998, 330 members) "The set of all possible universes." Multiverse, ensemble, Many-Worlds discussions. Mathematics, astrophysics.