Foundational work on the Cognitive Reflection Test, despite exposure effects, confirms its sustained predictive validity in measuring analytic reasoning abilities across diverse populations [3].

The Cognitive Reflection Test measured their ability to override intuitive, automatic responses in favor of analytical reasoning.

This is the most recent time the former president has claimed to have passed a cognitive test, which experts say are simple exams meant to test for brain function problems.

Biden is resistant to taking a cognitive test. Try a short one yourself. This isn’t a real cognitive test, but it should give you an understanding of how simple screenings work.

Though President Biden dismissed the suggestion, experts say having him take a cognitive exam has merit. Here's how the tests work, and what they might tell us.

What do cognitive tests do? Cognitive tests can assess mental awareness, reasoning and memory. Cognitive tests are not for gaffes, as Biden and Trump have been prone to make.

Cognitive tests can be used to rule out impairment associated with Alzheimer’s disease and stroke but do not measure intelligence.