There is no statutory requirement that formal logic be adhered to during examination of patent claims. Examiners and patent practitioners are free to use a wide variety of discussion and argument ...

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' ...

It's just not absolute proof of absence." 5. The Fallacy Fallacy. It is itself a fallacy to reason that just because you proved an opponent's argument to be logically fallacious, you've shown their ...

Have you ever walked away from a heated discussion feeling like something was off, but couldn’t quite put your finger on what? That nagging sensation might be your ...

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 ...

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 ...

Forbes contributors publish independent expert analyses and insights. I write about relationships, personality, and everyday psychology. Narcissists rely on these five ‘logical fallacies’ like a ...

It's just not absolute proof of absence." 5. The Fallacy Fallacy. It is itself a fallacy to reason that just because you proved an opponent's argument to be logically fallacious, you've shown their ...