U.S. Supreme Court Justices Clarence Thomas and Samuel Alito appeared inclined to side with the state of Alabama during ...

What are intellectual and developmental disabilities? Intellectual disability is a disability characterized by significant limitations in both intellectual functioning and in adaptive behavior, which ...

The US Supreme Court on Tuesday, December 10, heard oral argument in Hamm vs. Smith, a capital case that could reshape how courts evaluate intellectual disability under Atkins v. Virginia and its ...

Seth P. Waxman, Smith’s lawyer, told the justices that the lower federal courts in his client’s case correctly applied Alabama law, which allows judges to consider “evidence of intellectual ...

Is an intellectual disability a condition, or a number on an IQ test? Here's why an Alabama death penalty case at the Supreme ...

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

The U.S. Supreme Court is set on Wednesday to hear a bid by Alabama officials to pursue the execution of an inmate convicted of a 1997 murder who a lower court found to be intellectually disabled and ...

A new study is among the first to estimate the number of adults in the U.S. with intellectual disability, offering policymakers and other stakeholders a snapshot of the need for resources. Just shy of ...

The bizarre oral argument in Hamm v. Smith shows how decades of case law rooted in science is now under siege at the Supreme Court.

Autism cases are surging in the New York-New Jersey metro area, mainly fueled by the diagnosis of autistic children who don't have intellectual disabilities, a new study reports. The percentage of ...