The Curse of Knowledge is the fact that because we know something, it makes it difficult for us to teach it to someone else who doesn't know it.
Chip Heath and Dan Heath discuss this in their article, Teaching That Sticks.
As they note, "When you open your mouth and communicate, without thinking about what's coming out of your mouth, you're speaking your native language: Expertese. But students don't speak Expertese."
In other words, being an expert in a discipline makes it hard for us to relate to others who are not experts. Read their article below to better understand how we can teach our students what we know: