If you’ve been looking for a crash course in basic logic — or just want to explain to a friend exactly what a logical fallacy is — turn your attention to these simple, easy-to-understand videos, which ...

Logical fallacies are flaws in reasoning. They are often called informal fallacies. It's becoming more common for people to call out these fallacies by name. You often hear accusations of people ...

Logical people are typically less biased. It makes sense semantically, but I’m also referring to the research. Studies show that participants who score higher on measures of logical reasoning or who ...

The conjunction and disjunction fallacies are famous for revealing the limits of human reasoning about probability. This can be measured by telling people a short story about a character and then ...

Clear and rational thinking is essential for effective decision-making and communication in the work place. However, logical fallacies—errors in reasoning that undermine the logic of an argument—are ...

We’re always pleased when our readers write to us with questions or comments that really make us think. Here, for example, is reader K.S., who writes: Perhaps it was intended facetiously, if so I ...