What is a Fallacy? How to Spot and Avoid Logical Pitfalls A fallacy in Critical Thinking is an error in argumentation that makes an argument invalid. (more...)
The Presocratics The most important thinkers and their ideas The Presocratic philosophers were a group of thinkers who lived in ancient Greece before the time of Socrates. They were interested in understanding the natural world and the underlying principles that govern it. (more...)
