After ban on execution of "intellectually disabled" people, the Supreme Court is asked to clarify how to decide who qualifies ...

The U.S. Supreme Court Wednesday will consider an Alabama case about how states decide if a death penalty candidate is ...

Decades ago, the Supreme Court said inmates who are intellectually disabled can't be executed. Now, it weighs the use of IQ ...

The Supreme Court on Wednesday examined how to determine whether a person on death row is intellectually disabled and should ...

In Hamm v. Smith, the Supreme Court will consider how IQ tests can be used to determine when an individual with an ...

Seth P. Waxman, Smith’s lawyer, told the justices that the lower federal courts in his client’s case correctly applied ...

The arguments and assertions in this case are all over the map and very hard to follow,” Justice Ketanji Brown Jackson ...

I Q is back in the news with the Supreme Court’s third look at IQ and capital punishment since 2002. On December 10, 2025, ...

Psychologists administer IQ tests. Some psychologists don't test children younger than 4. Costs for testing can vary by the provider. Isla McNabb, a 2-year-old from Kentucky recently became the ...

American IQ test scores have dropped during a recent 13-year period, a remarkable finding that runs counter to the well-established trend of increasing IQ scores throughout much of the 20th century.