» James A. Yorke    Professor of mathematics and physics at the University of Maryland, U.S., known to the general public for coining the mathematical term of chaos in 1975. Includes publications and contact information.    http://www-chaos.umd.edu/~yorke/

» Jerrold E. Marsden    Professor at the California Institute of Technology, U.S, specializes in control and dynamical systems. Includes course notes and publications.    http://www.cds.caltech.edu/~marsden/

» Mitchell Feigenbaum    Professor at the Rockefeller University, U.S., who pioneered the bifurcations theory and for whom the Feigenbaum tree is named. Includes research areas and publications.    http://www.rockefeller.edu/labheads/feigenbaum/feigenbaum.html