RIAS-2 and RIST™-2

Reynolds Intellectual Assessment Scales, Second Edition and Reynolds Intellectual Screening Test™, Second Edition

Details

Purpose

Assesses intelligence and its major components

Authors

Cecil R. Reynolds, PhD, and Randy W. Kamphaus, PhD

Administration Formats

Print
Digital

Additional Details

A Fast and Reliable Measure of General Intelligence

This page contains information about the Reynolds Intellectual Assessment Scales (RIAS-2) and Reynolds Intellectual Screening Test™, Second Edition (RIST-2). We recommend transitioning to the RIAS-2 Normative Update and RIST-2 Normative Update versions.

The RIAS-2 can be used as a stand-alone IQ assessment or as part of a larger battery to diagnose specific disorders, such as intellectual disabilities or learning disabilities, and aid in educational placement.

The RIST-2 is ideal for identifying individuals who may need a more comprehensive assessment of intelligence in a variety of settings. This general cognitive aptitude screener can also be useful in clinical and school practice when a global estimate of intelligence is all that is needed.

Some RIAS-2 and RIST-2 inventory is able to be used with the normative update:

  • RIAS-2/RIST-2 Professional Manual and RIAS-2/RIST-2 e-Manual - Can be kept and used as references. 
  • RIAS-2/RIST-2 Print Stimulus Books - RIAS-2 NU/RIST-2 NU Upgrade Stickers are available for free in the RIAS-2 NU/RIST-2 NU Print Administration Upgrade Kit and upon request by contacting PAR Customer Support to update the front cover of the stimulus books.
  • RIAS-2 Response Forms - Can be used until inventory runs out, at which time you will need to order RIAS-2 NU Response Forms.
  • RIAS-2/RIST-2 Record Forms – Can be used until inventory runs out however, you are required to score via PARiConnect to use the new normative sample.
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Features and benefits

  • Accurate and comprehensive – With a reduced emphasis on motor demand, the RIAS-2 a more precise measure of general intelligence, reasoning, memory, and processing speed across the life span. 
  • Fast and flexible administration - Administer all eight subtests of the RIAS-2 in less than one hour and the RIST-2 in approximately 10 to 15 minutes. Remote administration is available using the RIAS-2 Remote or the RIST-2 Remote Record forms.
  • Reliable screening - The RIST-2 is composed of the Guess What and Odd-Item Out subtests and is designed to produce a single composite score that is an indicator of risk for intellectual impairment. 
  • The RIAS-2 Record Form with Spanish Responses - allows bilingual and English language learners the option of answering items in Spanish. The accompanying manual supplement is available within the RIAS-2/RIST-2 e-Manual. An updated version based on the normative update is now available.
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Photo of (RIAS™-2) Reynolds Intellectual Assessment Scales™, Second Edition | Verbal and Nonverbal
Age Range 3 years to 94 years
Admin Time 20–25 minutes for Intelligence assessment; 10–15 minutes for Memory assessment; 5–10 minutes for Speeded Processing assessment; 10-15 for the RIST-2
Qualification Level C

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