The U.S. Supreme Court on Tuesday once again found itself weighing the impact of intelligence testing and family and school influences on whether a state may execute a criminal defendant who is close ...

CANTON – A man at the center of South Dakota's most high-profile pending death penalty case is now fighting to take the death penalty off the table in his trial, based on whether he is deemed to have ...

Disability advocates are speaking out as the U.S. Supreme Court prepares to take on a case that hinges on whether a diagnosis of intellectual disability should be based on more than an IQ score. The ...

Two hours before he was supposed to be executed in Texas Tuesday night, a federal appeals court granted Robert James Campbell a stay of execution after deciding that new evidence of intellectual ...

A House bill that would require people convicted in death-penalty cases to submit evidence of an IQ below 75 to claim an intellectual disability defense advanced in a committee last week after ...

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Intellectual disability is a disorder marked by below-average intellectual function and a lack of skills necessary for independent daily living. The condition begins in the developmental period. The ...

The major news out of Moore v. Texas, the Supreme Court’s death-penalty decision announced Tuesday, is that all eight of the current justices rejected a crude list of “factors” the Texas courts had ...

The mental health problems of children with intellectual disabilities are largely undiagnosed and untreated. SriHarsha PVSS/Flickr, CC BY-NC-SA High-quality epidemiological research shows children and ...

Intellectual disability is a disorder marked by below-average intellectual function and a lack of skills necessary for independent daily living. The condition begins in the developmental period. The ...