Should you trust a self-taught physics teacher?

How is a good teacher for you?: Should you trust a self-taught physics teacher?

The question is, can an untrained teacher be trusted to teach? The answer is that the only thing you can do is trust, because it is a lottery.
It is true that a person without specialized training can be trained through the many resources on the Internet. However, with the huge number of trained or experienced teachers available to teach private classes, it is not very understandable to hire a private teacher of dubious professionalism.
It is the same as believing that a native English speaker is automatically a good English teacher. Being a native does not make you a teacher of your mother tongue. A native speaker of English training as a teacher of English as a foreign language can be an excellent teacher of English, as can a Spanish trained as a teacher of English as a foreign language. Don’t be fooled by slogans like “All our teachers are native speakers.” Natives, yes, but do they know how to teach? Should you trust a self-taught physics teacher?

Are they good teachers and pedagogues?

Therefore, a physics professional may or may not be a good teacher. You may be a brilliant person in science but lousy at transmitting knowledge. Should you trust a self-taught physics teacher?
And, after all, for a young man from ESO it is useless to bring in the greatest expert in physics, but rather the best teacher who knows how to teach physics.Should you trust a self-taught physics teacher?