More Resources About Intelligence

The PASS Theory of Intelligence

PASS Theory of Intelligence

March 2, 2027

A neuroscience-based alternative to IQ, PASS theory explains intelligence as four dynamic cognitive systems and offers research-supported tools for assessment and intervention.
psychologist taking notes during session with patient

Guidelines on intellectual disability diagnosis in forensic settings

August 4, 2026

Approved by APA Council of Representatives, August 2026

Inside the social minds—and amazing memories—of chimps and bonobos

January 21, 2026

Laura Simone Lewis, PhD, discusses her research on the long-term social memories of chimpanzees and bonobos
Yellow sign listing prohibited and allowed items with a brick wall in the background and a small tree

Does language diversity affect multilingual cognition?

December 1, 2025

Neuropsychology article examines how linguistic differences relate to cognitive function in India
pencil and bubble test sheet

How should intellectual impairment be assessed in death penalty litigation?

November 1, 2025

Court considers how to account for variability in IQ test performance in capital cases
happy dog with tongue out

How dogs think

October 1, 2025

The growing field of dog cognition explores what makes the human-canine bond so special
Image of a gavel

Hamm v. Smith

October 1, 2025

Whether and how courts may consider the cumulative effect of multiple IQ scores in assessing an Atkins claim

Why numeracy counts in everyday life

August 20, 2025

Ellen Peters, PhD, discusses what it means to be numerate and how numeracy affects people’s health

Killer whales, kind gestures: Orcas offer food to humans in the wild

July 1, 2025

Sharing prey suggests orcas may want to explore interactions with humans
Cover of Numerical and Mathematical Cognition / Numéro spécial

Numerical and Mathematical Cognition / Numéro spécial

June 1, 2025

APA journal Canadian Journal of Experimental Psychology / Revue canadienne de psychologie expérimentale special issue explores numerical and mathematical cognition.