Buja, Andreas: http://www.research.att.com/~andreas/

Cleveland, Bill: http://cm.bell-labs.com/cm/ms/departments/sia/wsc/index.html

Cook, Di: http://www.public.iastate.edu/~dicook/

Donoho, Dave: http://www-stat.stanford.edu/~donoho/

Friedman, Jerome H.: http://www-stat.stanford.edu/~jhf/

Friendly, Michael: http://www.math.yorku.ca/SCS/friendly.html

Kohonen, Teuvo: http://www.cis.hut.fi/teuvo/

Ripley, Brian: http://www.stats.ox.ac.uk/~ripley/

Sage Visualization Group: http://www.cs.cmu.edu/Groups/sage/