Andrew Huberman· PhD
So, it's more stable than IQ over a 25 year interval. So, once you're at that point, that's where you are. What are the factors that lead to that? Well, and so what it means is that, about a third of that adults are just not hypnotizable. Two thirds are, about 15% are extremely hypnotizable and we can measure that and give it a number from 0 to 10.