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 ...

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, ...

The techniques of thought reform as defined by Robert Lifton are based upon a series of logical leaps and informal logical fallacies. Knowing the basics of commonly used fallacies and propaganda ...

For regulars at Ars Technica, the forums are as much a part of the site’s identity as the articles. And where there are forums, there are flame wars. The BattleFront is infamous for its contentious ...

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' ...

Technically, lame forms of argument are called informal rhetorical fallacies and often have fancy Latin names (e.g. post hoc ergo propter hoc fallacy). That’s too bad, because they sure don’t belong ...

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 ...