Informal Logic Article in the Stanford Encyclopaedia of Philosophy, by Leo Groarke.
Logic and Diagnostic Article by Paul Tomassi discussing the application of logical reasoning in medical diagnostic. Appeared in Minerva.
Logical Rudeness Entertaining article by Peter Suber discussing the rationality of a certain kind of rhetorical blocking strategy.
The Nizkor Project: Fallacies 42 informal logical fallacies explained by Dr. Michael C. Labossiere, including examples.
PRIME: Fallacies A short article on informal fallacies from the Platonic Realms Interactive Mathematics Encyclopedia.
The Power of Words Emotional appeals, fallacies, manipulations, disinformation, misdirection, political correctness and the nature of truth. How some people get others to agree with their point of view, give them what they want, do what they ask and buy what they are selling.
Propaganda Critic Discusses various propaganda techniques, provides contemporary examples of their use, and proposes strategies of mental self-defense.
Stoneforest - Critical Thinking Offers an introduction to critical thinking whose main content is the description of fallacies, offering examples in daily life.
Logical Fallacies Explanations and examples of common logical mistakes.
Thinking Straight A brief introduction to informal logic and argument.