ELI5: Explain Like I'm 5

Meta-epistemology

Have you ever thought about how you know what you know? This is called "epistemology". But there's another level of thinking about epistemology, and it's called "meta-epistemology". It's like a game of "thinking about thinking"!

So, imagine you learned something new today at school. You learned that plants need sunlight to grow. How did you know that was true? Maybe your teacher told you, or you read it in a book. But how did you know that your teacher and the book were trustworthy? This is where meta-epistemology comes in.

Meta-epistemology asks questions like: "How do we know what we know?" and "What counts as a good reason for believing something?" It's like taking a step back and examining how we come to believe things in the first place.

Meta-epistemology also looks at the ways we go about verifying or testing our beliefs. For example, if you wanted to know if a plant really does need sunlight to grow, you could do an experiment. You could grow two plants, one in sunlight and one in the dark, and see which one grows better. This is called testing a hypothesis.

So, meta-epistemology is like the "thinking about thinking" part of epistemology. It helps us understand how we arrive at our beliefs and how we can test them to see if they're true.