Logical fallacies are errors in reasoning that undermine the validity of an argument. Recognising logical fallacies is essential for developing critical thinking, empowering you to objectively evaluate arguments and avoid being misled.

A July 2024 article in the BBC’s Future series sets out 7 logical fallacies you can train yourself to spot whenever you hear an argument being made.

When people are trying to persuade you, they sometimes reach for underhand tricks like the ‘appeal to ignorance’ or ‘whataboutism’ to seem more convincing. BBC Future

According to the article, there are 7 logical fallacies which can be categorised into errors of logic, which are formal fallacies, and the informal fallacies that involve the misuse of language and evidence. Whatever category the fallacy falls into, this will result in a faulty argument.

The logical fallacies are:

  1. Appeal to ignorance
  2. Ad hominem
  3. Slippery slope
  4. Strawman
  5. Appeal to authority
  6. False dichotomy
  7. Whataboutism

Further reading