IQ testing is an integral asset to education. Without the ability to measure the intellectual capacity of a person, we would not sufficiently be able to improve learning outcomes cognitively. Literacy is important. Numbers are important. IQ tests measure intellectual ability of people. And Educational Testing Service has the largest assemblage of psychometricians in the world. cognition is valuable in today's society. Not enough is done for students of low learning potential. Not enough is done for students of extremely high learning potential either. Gifted students should have every opportunity to use their brains to their fullest potential, cognitively. Cognitive ability, student skills, achievement, these are important to a successful education. Education and cognitive ability are intimately linked.