
Dr. Jack A. Naglieri
Research and practical tools for educators and psychologists

Research and practical tools for educators and psychologists
Dr. Jack A. Naglieri is a Senior Research Scientist at the Devereux Center for Resilient Children and Emeritus Professor of Psychology at George Mason University.
For more than 40 years, Dr. Naglieri has focused on improving how we measure thinking and learning in ways that are accurate, practical, and fair. His work has led to the development of several widely used assessments, including the Naglieri Nonverbal Ability Test (NNAT), the Cognitive Assessment System (CAS), the Autism Spectrum Rating Scale (ASRS), the Devereux Student Strengths Assessment (DESSA), the Comprehensive Executive Function Inventory (CEFI), and the Naglieri General Ability Tests.
His work includes research connected to PASS Theory, along with studies focused on identification, executive functioning, social-emotional strengths, and fair access to opportunity. Across all of it, the goal remains the same: give educators and psychologists better tools to understand students and support their potential.

This November, the National Association for Gifted Children will honor Dr. Naglieri with its Distinguished Scholar Award for his work in gifted education.

At national and international conferences, Dr. Naglieri shares ways educators can use PASS theory and fair assessment to understand how students think and learn.

Drs. Naglieri, Brulles, and Lansdowne explain how schools can use the Naglieri General Ability Tests to screen all students for gifted programs.
Dr. Jack Naglieri joins Emily Kircher-Morris to discuss IQ, the history and limitations of traditional intelligence testing, and the need for fairer assessment methods. He also explains the PASS theory of intelligence and how it shaped his development of nonverbal assessments and the Cognitive Assessment System (CAS).

The PASS Theory of Intelligence
This e-book explores the origins of the PASS Theory and how it shaped the Cognitive Assessment System (CAS) and its later editions. It highlights the theory’s ongoing impact on modern cognitive assessment.

The Florida Association of School Psychologists (FASP) presented Dr. Jack A. Naglieri with the Legend of School Psychology Award during their 2025 annual conference. This recognition celebrates his lifelong contributions to the field, including his development of cognitive and nonverbal assessments that promote fair and accurate identification for all students.
Baird Center Milwaukee, Wisconsin
Dr. Dina Brulles, Dr. Kim Lansdowne and Dr. Jack Naglieri will present at the National Association for Gifted Children’s 2026 Annual Convent...
Baird Center Milwaukee, Wisconsin
Marriott Marquis Houston Houston, Texas
Dr. Jack Naglieri and Dr. Dina Brulles will present at giftED26, the Texas Association for the Gifted and Talented’s annual conference.
Marriott Marquis Houston Houston, Texas
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© 2025 Jack A. Naglieri, Ph.D. All rights reserved.
The Cognitive Assessment System–Second Edition is now available in a fully digital format. CAS2: Digital measures Planning, Attention, Simultaneous, and Successive cognitive processes for individuals ages 5 through 18.
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