Pearce, David: HedWeb  
   Interests: how biotechnology will allow us to get rid of suffering in all sentient life (allegedly); animal rights; consciousness; psychopharmacology; and "Why does anything exist?" An attractive, thought-provoking, and many-tentacled site.
   http://www.hedweb.com/confile.htm

Hanson, Robin  
   Economist and polymath; inventor of "Ideas Futures" markets; allegedly open-minded and politically undogmatic. His homepage is immodest(?) and says much about him, not necessarily bad things.
   http://hanson.gmu.edu/

Yudkowsky, Eliezer  
   Research Fellow of the Singularity Institute, author of "Friendly AI" and "Staring into the Singularity". His Web complex, "The Low Beyond", contains professional and personal writings.
   http://yudkowsky.net/beyond.html

Bostrom, Nick  
   Advanced topics in transhumanism with informative material in analytic philosophy and computational neuroscience.
   http://www.nickbostrom.com/

More, Max  
   Futurist, co-founder and chairman of the Extropy Institute.
   http://www.maxmore.com/

Davis, John K.  
   Transhumanist and technology advocate. Incorporates the former Transhumanist Unitarian Universalist Network.
   http://www.johnkdavis.com/

Sentient Developments  
   Blog of George P. Dvorsky, co-founder and president of the Toronto Transhumanist Association and columnist for Betterhumans.
   http://www.sentientdevelopments.com/

Tipler, Frank J.  
   Mathematician and originator of the "Omega Point" theory that the universe is finite, and therefore ultimately controllable in its entirety by sentients.
   http://www.math.tulane.edu/~tipler/

Reason's Triumph  
   Personal site of João Pedro de Magalhães, researcher of human aging, with several essays about transhumanism, human nature, and the ethics of new technologies.
   http://author.senescence.info/

Prometheus Crack  
   Marc Geddes, writer of science fiction, fantasy, and libertarian-transhumanist philosophy.
   http://www.prometheuscrack.com/

Vita-More, Natasha  
   Founder and director of the Transhumanist Arts & Culture World Center, president of the Extropy Institute.
   http://www.natasha.cc/

Machado, Romana  
   Essays and press appearances from the computer programmer, transhumanist, and extropian.
   http://www.fqa.com/romana/

Overmeire, George  
   Essays from the Dutch musician about transhumanism, space exploration, and political philosophy.
   http://www.georgeovermeire.nl/indexe.html

Forste, Eric Watt  
   Extropian and Buddhist; coauthor of the Extropian FAQ. His vast array of transhumanist and anarchocapitalist interests makes him one of the archetypal Extropians.
   http://www.idiom.com/~arkuat/arkuat/

Very Extropian Persons  
   Eric Watt Forste's list of people who are "extropian (or at the very least, transhumanist and not authoritarian)."
   http://www.idiom.com/~arkuat/extr/exindiv.html