Sites

A Curriculum for Cybernetics and Systems Theory (Popularity: )
http://www.well.com/user/abs/curriculum.html
List of suggested books, periodicals, television shows and computer programs for a classroom curriculum or individual study in cybernetics and systems theory.

Cybernetics (Popularity: )
http://open-site.org/Science/Mathematics/Applied/Cybernetics/
A Glossary and Definitions (including web links) for Cybernetics at the Open Site Encyclopedia Project.

Principia Cybernetica Web (PCP) (Popularity: )
http://pespmc1.vub.ac.be
An International Project to Develop a Philosophy Based on the Principles of Cybernetics and Supported by Collaborative Computer Technologies.