I always take social science studies with a huge grain of salt because they are highly susceptible to emotional and political bias, even with safeguards such as

I always take social science studies with a huge grain of salt because they are highly susceptible to emotional and political bias, even with safeguards such as peer reviews. It sounds like you are upset that MIT doesn't do enough IQ-based gatekeeping, which is fine. I'm just saying IQ alone doesn't measure a person's work ethic, mental resilience, or even ability to master a topic, and that in my experience, I've noticed my Mensa obsessed friends have other shortcomings that are worth factoring into their profile - shortcomings that friends with lower IQs (but still smart) tend not to have.