An informal fallacy is an attempt at making a logical argument where there’s a failure in the reasoning itself. This can stem from a number of causes, such as the misapplication of words and phrases, ...

Logic and negotiations, for example, often do not go together. While many people might proclaim they are being rational, the complications are multiple opinions about what is true and convictions ...

A worksheet that asks students to conduct online research to define and provide examples of common informal fallacies. It also has an identification activity and a writing task where they create their ...

If you know the enemy and know yourself, you need not fear the result of a hundred battles. —Sun Tzu Source: Viktor Vasnetsov/Wikimedia Commons (Public Domain) The enemies of rational thought can take ...

Formal logic is a fierce guide to validity. Move an argument from prose and analyze it and you will often discover better rhetoric than logic. Most students (though not here!) are only taught ...

To persuade you, people often try to use logical fallacies (Credit: Javier Hirschfeld) When people are trying to persuade you, they sometimes reach for underhand tricks like the 'appeal to ignorance' ...

Using the framework of informal logical fallacies, this article looks at the link between prejudices and certain contemporary social debates involving women and gender, and analyses how the law ...

As the holidays approach you will probably get into political and cultural debates with family and friends. We at Snopes have put together a guide on the nature of fallacies, particularly false ...