Primer of Practical Persuasion and Influence  
   Online coursebook by Steven Booth-Butterfield, for his course in Persuasion Theory and Research at West Virginia University.
   http://www.as.wvu.edu/~sbb/comm221/primer.htm

Groups  
   Hypertext teaching model covering attitudes, social influence, and group dynamics.
   http://sun.science.wayne.edu/~wpoff/groups.html

Working Psychology: Introduction to Influence  
   Overview of the science of persuasion, compliance, marketing, propaganda, and "brainwashing" from a psychological perspective, together with a discussion of ethics surrounding these issues.
   http://www.workingpsychology.com/

Social Influence Theories  
   Lecture notes covering cognitive dissonance theory, social influence, social judgment, the elaboration likelihood model, and the theory of reasoned action. No onward links.
   http://oregonstate.edu/instruct/comm321/gwalker/influence.htm

Attitudes, Persuasion, and Social Influence  
   A selection of categorised links.
   http://www.geocities.com/l_zinkiewicz/socialpsych.html