Complex Systems Computation Group (CoSCo)
- Aim is to build a model for predicting the value of one discrete (class, group, category) variable using other variables.
- http://cosco.hiit.fi

Systems Analysis, Modelling and Prediction Group
- SAMP is an interdisciplinary research group based at Oxford, studying the modelling, development and application of complex dynamical systems in a wide class of real-world domains.
- http://www.eng.ox.ac.uk/samp

Complex Systems and Networks
- CSN is a self-organized network of people spanning various academic units at Indiana University, interested in the broad areas of complex systems, network science, modeling, simulation, artificial life, and visualization.
- http://csn.indiana.edu/

Complex Systems Research Center at New Hampshire, USA
- Part of Institute for the Study of Earth, Oceans, and Space (EOS), investigates the effects of human disturbance on the Earth's biogeochemical processes. Part of Geo-Web ring.
- http://www.csrc.sr.unh.edu/

Centre For Nonlinear Studies
- (UK) University of Leeds, Meetings, publications.
- http://www.maths.leeds.ac.uk/cnls/

The Plexus Institute
- Application of Complex Systems to health care. Bibliography, news.
- http://www.plexusinstitute.org/

Instituto Gulbenkian de Ciência
- Description of this scientific institute whose field of interest is biology, biomedicine and genetics. Research, teaching and events.
- http://www.igc.gulbenkian.pt

Duke Center for Nonlinear and Complex Systems
- Interdisciplinary research at Duke University on nonlinear dynamics and emergent phenomona in complex systems.
- http://www.phy.duke.edu/cncs/index.shtml

Center for Nonlinear Studies
- Group studying fundamentals and applications of nonlinear phenomena and complex systems. Located at Los Alamos National Laboratory.
- http://cnls.lanl.gov/

Complexity Research Programme
- At the London School of Economics, UK.
- http://www.lse.ac.uk/LSE/COMPLEX/

Complex Systems Modeling, LANL, USA
- The study of the dynamics of networks of agents at a US national laboratory.
- http://www.c3.lanl.gov/~rocha/complex/research.html

Complex Systems in Argentina, Buenos AIRES
- Applications to economics, Links to other universities and resources
- http://www.cea.uba.ar/aschu/complex.html

Nonlinear and Complex Systems Lab. Korea
- Resources on Nonlinear Dynamics and Complex Systems NCSL,
- http://www.ceptualinstitute.com/genre/NCSLdirectory.htm

Center for Connected Learning and Computer-Based Modeling
- Aims to create tools that will help learners (at all levels) make greater sense of complex phenomena and to study how learners come to understand complexity.
- http://www.ccl.sesp.northwestern.edu/

NESCI
- New England Complex Systems Institute
- http://necsi.org/

Florida Atlantic University
- The Center for Complex Systems and Brain Sciences conducts advanced training and research on mechanisms and principles underlying complex behavior.
- http://www.ccs.fau.edu/

Center For Complex Systems Research
- Studies systems that display adaptive, self-organizing behavior and provides technical reports and scientific publications.
- http://www.ccsr.uiuc.edu/