David Ackley, External Professor, SFI • Professor, University of New Mexico, Computer Science
Artificial life models and real artificial life • Robust computation and architectures • Software evolvability

Robert Axtell, External Professor, SFI • Professor and Chair, George Mason University, Krasnow Institute for Advanced Study, Department of Computational Social Science
Agent-based modeling of social and natural systems

Nihat Ay, External Professor, SFI • Max Planck Institute for Mathematics in the Sciences
Mathematics

Dave Bacon

Sander (F.A.) Bais, External Professor, SFI • Professor, University of Amsterdam, Institute for Theoretical Physics
Topological order • Exactly soluble models in higher dimensions • Topological quantum computing • Quantum symmetries and dualities

Carl Bergstrom, External Professor, SFI • Associate Professor, University of Washington, Dept. of Biology
Information flow in biological systems • Ecology and evolution of infectious disease • Economics of scientific publishing • Risk and evolution • Evolution of immune systems

Gergana Bounova • MIT
Evolution and dynamics of complex engineering systems

Elizabeth Bradley, External Professor, SFI • Professor, University of Colorado, Department of Computer Science
Nonlinear dynamics • Modeling and control of nonlinear systems • Artificial Intelligence

James P. Crutchfield, External Professor, SFI • Professor of Physics, University of California, Davis, Complexity Sciences Center and Physics Department
Nonlinear dynamics, chaos, and pattern formation • Nonlinear physics: Solid-state physics, astrophysics, fluid mechanics, critical phenomena and phase transitions • Computational mechanics • Physics of complexity • Statistical inference for nonlinear processes • Genetic algorithms • Evolutionary theory • Machine learning • Quantum dynamics • Distributed intelligence

Raissa D'Souza, External Professor, SFI • Professor, University of California, Davis, Department of Mechanical and Aeronautical Engineering
Phase transitions, self-organization, and the structure, function and growth of networks.

Vincent Danos, External Faculty, SFI • Professor in Computational Systems Biology, University of Edinburgh

Jessica Flack, Research Fellow, SFI
Evolutionary Construction (robustness, innovation, construction principles, conflict & conflict management, evolution of signaling systems, network coding, drivers of social complexity, evolution of structure)

Walter Fontana, External Professor, Science Board, SFI • Professor, Harvard Medical School
Formal agent-based methods for modeling • Molecular signaling • Evolvability • Aging

Stephanie Forrest, External Professor, Science Board, SFI • Professor and Dept. Chair, University of New Mexico, Computer Science
Immune System Modeling • Computer Immune Systems • Cancer as an Evolutionary System • Negative Representations of Information

Murray Gell-Mann, Distinguished Fellow and Trustee, SFI
Scaling Phenomena • Measures of Simplicity and Complexity • Quantum Mechanics and the Quasi-Classical World

Herbert Gintis, External Professor, SFI • Professor, Central European University, Economics
Dynamics of General Equilibrium • Unification of the Behavioral Sciences • Modeling Cooperation in Humans • Evolutionary Game Theory • Behavioral Economics

David Goldbaum • University of Technology Sydney, School of Finance and Economics
Heterogeneous agent models in finance and economics • Learning and adaptation by economic agents

Jose Manuel Gomez Soto, International Fellow, SFI • Researcher, La Salle University, Complex System Laboratory
Cellular Automata • Dynamical Systems • Agents Based Model

Bailin Hao, External Professor, SFI • Fudan University
Theoretical physics, computational physics, nonlinear science, theoretical life science

James Hartle, External Professor, SFI • Research Professor and Professor of Physics Emeritus, University of California, Santa Barbara
Quantum Cosmology and Quantum Mechanics

Juris Hartmanis, Science Board, SFI • Professor Emeritus, Cornell University
Understanding the computational complexity of chaotic systems • Study of the computational complexity of scientific theories

Cesar A. Hidalgo • Harvard University, Center for International Development
Empirical network dynamics and the use of it as a novel way to analyze large data sets.

John H. Holland, Trustee, Science Board, External Professor, SFI • Professor, University of Michigan, Ann Arbor, Computer Science/Engineering/Psychology

Luwen Huang, Research Undergraduate, SFI • MIT, Mathematics with Theoretical Computer Science & Sloan School of Management
Financial Markets

Ray Jackendoff, External Professor, SFI • Seth Merrin Professor of Philosophy, Co-Director, Center for Cognitive Studies, Tufts University, Department of Philosophy
Natural language semantics/conceptual structure, Syntax and the syntax- semantics interface, The lexicon, Architecture of the language faculty and other cognitive capacities, Music cognition, Social cognition, Consciousness

Jüergen Jost, External Professor, SFI • Director, Max Planck Institute for Mathematics in the Sciences
Complex Systems and Cognitive Structures

Kunihiko Kaneko, External Professor, SFI • Professor, University of Tokyo, Department of Pure and Applied Sciences
Physics • Theoretical Biology

Stuart Kauffman, External Faculty, SFI • Director, University of Calgary, Institute for Biocomplexity & Informatics

Sallie Keller-McNulty, Science Board, SFI • Professor of Statistics and Dean of Engineering, Rice University, George R. Brown School of Engineering

Tom Kepler • Professor, Duke University, Biostatistics and Bioinformatics, Immunology, Statistical Science
Immunology

Willemien Kets, Postdoctoral fellow, SFI • Extramural fellow, CentER, Tilburg University
Game Theory • Networks • Learning

David Krakauer, Professor, Science Steering Committee, SFI
Evolution • Signaling • Information and Computation • Microbes

Supriya Krishnamurthy, External Professor, SFI • Swedish Institute of Computer Science, Physics

Jean Krivine • Dr, Harvard Medical School, Systems biology
Formal languages for concurrent systems • Systems biology • Concurrency theory

Michael Lachmann • MPI for evolutionary anthropology, Genetics
Evolution of differentiation • Evolution and information • Origin of evolution

Joshua Ladau, Postdoctoral Fellow, SFI
Statistical Ecology • Community Dynamics

Seth Lloyd, External Professor, SFI • Professor, Massachusetts Institute of Technology, Dept. of Mechanical Engineering

Stephan Mertens, External Professor, SFI • Otto-von-Guericke Universität Magdeburg, Theoretische Physik
Statistical Mechanics • Computational Complexity • Parallel Computing

John H. Miller, Professor, SFI • Professor of Economics and Social Sciences and Head, Carnegie Mellon University, Department of Social and Decision Sciences
Complex Adaptive Social Systems

Melanie Mitchell, External Professor, Science Board, SFI • Professor, Portland State University, Computer Science
Intelligent systems, cognitive science, machine learning, evolutionary computation, and artificial life. • Understanding how natural systems perform computation, and how to use ideas from natural systems to develop new kinds of computational systems.

Cristopher Moore, Professor, SFI • University of New Mexico, Computer Science/Physics and Astronomy
Phase transitions in NP-complete problems • Quantum computation and quantum algorithms • Models and structural inference in social networks

Michel Morvan, External Professor, SFI • IXXI-Complex Systems Institute-LIP-Ecole Normale Supérieure de Lyon, Computer Science
Complex systems modelling methods • Robustness of complex systems • Modelling morphogenesis of plants and animals

Markus Müller • Max Planch Institute for Mathematics in the Sciences
Quantum Information Theory • Quantum Kolmogorov Complexity • Effective Complexity

John Lawrence (Larry) Nazareth • Professor Emeritus / Affiliate Professor, Washington State University / University of Washington, Mathematics / Applied Mathematics
Algorithmic Science & Engineering

Mark Newman, External Professor, Science Board, SFI • Professor of Physics and Complex Systems, University of Michigan, Physics and Complex Systems

Kazuo Nishimura, External Professor, SFI • Director, Kyoto University, Institute of Economic Research
Economic Theory

Eckehard Olbrich • Max Planck Institute for Mathematics in the Sciences, Leipzig, Germany
Information theory for cognitive and social systems • Nonlinear time series analysis • Analysis and modeling of human sleep EEG

Dan Rockmore, External Professor, SFI • Professor, Dartmouth College, Computer Science
Representation Theory, Fast Transforms, Group Theoretic Transforms,Dynamical Systems, Signal Processing and Data Analysis and other Cool(?) Things

Donald Saari, Science Board, SFI • Distinguished Professor, University of California-Irvine, Mathematics and Economics
Mathematics • Economics

Yuzuru Sato • Hokkaido University, RIES / Depertment of Mathematics
Spatio-temporal intermittency • Noisy dynamics • Complexity and Entropy of chaos • Dynamics of memory and learning • Adaptive dynamics

Peter Schuster, External Professor, SFI • University of Vienna
Theoretical Chemistry

Cosma Shalizi, External Professor, SFI • Assistant Professor, Carnegie Mellon University, Statistics Department
Quantitative measures of complexity and self-organization • Nonlinear prediction theory • Statistical inference and machine learning for stochastic processes • Hidden Markov models and stochastic automata • Cellular automata and random fields on networks • Structure and information flow in complex networks • Statistics of heavy-tailed distributions • Neural coding and computation • Political networks • Foundations of statistics and statistical mechanics

Somdatta Sinha • Scientist 'G', Centre for Cellular & Molecular Biology, Mathematical & Computational Biology
Evolution of biochemical pathways • Collective behaviour in living systems • Host-pathogen interaction

D. Eric Smith, Professor, SFI
Physical and Chemical Self-Organization • Origin of Life • Money, Markets, and Institutions • Biomolecular Information and Evolvability

Ricard Solé, External Professor, SFI • Universitat Pompeu Fabra
Systems, Synthetic and Network Biology

Charles Stevens, External Professor, Science Board, Science Steering Committee, SFI • The Salk Institute, Molecular Neurobiology Laboratory
Neurobiology

Laurent Tambayong • University of California, Irvine, Institute for Mathematical Behavioral Sciences

Vladimir Teif
Quantitative Description of Gene Regulation ans Signal Transduction

Stefan Thurner, External Professor, SFI • Head of Complex Systems Research Group, Medical University of Vienna

Brian F. Tivnan, SFI Business Network Fellow, SFI • Principal, The MITRE Corporation

Joseph Traub, External Professor, SFI • Edwin Howard Armstrong Professor of Computer Science, Columbia University, Computer Science

Sergi Valverde • Post-doc reseacher, University Pompeu Fabra, ICREA-Complex Systems Lab
Structure and Evolution of Software Networks, Origins of Innovation in Technological Systems, Morphogenesis and Self-organization of Insect Nests, Complex Network Theory

Douglas R. White, External Professor, SFI • Professor, Anthropology, University of California-Irvine, Institute of Mathematical Behavioral Science
Computational social science • Mathematical anthropology • Social networks • Longitudinal analysis • Development and social change • Social simulation and game theory • Complex Historical Dynamics

Chris Wood, Vice President, SFI
Brain Imaging and Modeling • Computational Neuroscience • Biological Computation

Hyejin Youn • KAIST (Korea Advanced Institute of Science and Technology), Physics
Statistical physics • Complex network