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  • Open Daily: 10am - 10pm
    Alley-side Pickup: 10am - 7pm

    3038 Hennepin Ave Minneapolis, MN
    612-822-4611

Open Daily: 10am - 10pm | Alley-side Pickup: 10am - 7pm
3038 Hennepin Ave Minneapolis, MN
612-822-4611
Essentials of Cross-Battery Assessment and X-Bass

Essentials of Cross-Battery Assessment and X-Bass

Flanagan, Dawn P.
Alfonso, Vincent C.
Ortiz, Samuel O.

Paperback

Series: Essentials of Psychological Assessment

General Psychology

Currently unavailable to order

ISBN10: 1394230826
ISBN13: 9781394230822
Publisher: Wiley
Published: Aug 31 2026
Pages: 480
Weight: 2.86
Height: 0.96 Width: 8.54 Depth: 10.76
Language: English

The most empirically grounded and practice-transforming edition of Cross-Battery Assessment to date

The Fourth Edition of Essentials of Cross-Battery Assessment and X-BASS delivers a comprehensive scientific update to the XBA framework and its application to SLD identification and nondiscriminatory assessment. This edition incorporates a large-scale meta-analytic database used to program X-BASS 3.0--spanning hundreds of correlation matrices, thousands of subtest-level coefficients, and data from more than 200,000 examinees--to provide unprecedented precision in composite estimation, score-cohesion evaluation, and cross-battery interpretive accuracy. Combined with updated CHC classifications and a rigorous re-evaluation of over 1,000 subtests across major cognitive, achievement, language, and neuropsychological batteries, this edition offers the most transparent and defensible cross-battery interpretive system to date.

Building on advances in cognitive theory and psychometric analyses, this edition integrates the expanded capabilities of X-BASS 3.0, including updated composite logic, refined score-cohesion rules, and enhanced decision support for evaluating cultural and linguistic influences, domain-specific cognitive strengths and weaknesses, and unexpected underachievement. New case studies illustrate how XBA and X-BASS work together to support accurate, process-focused SLD identification across reading, writing, and math, with step-by-step demonstrations of planning batteries, integrating data, and making defensible interpretations.

New to the Fourth Edition

  • Fully updated CHC classifications for all tests and subtests in X-BASS
  • Revised interpretive frameworks that strengthen diagnostic precision in SLD identification
  • Expanded X-BASS 3.0 workflows guiding cross-battery assessment, interpretation of cultural and linguistic influences, and estimates of decision accuracy
  • New case studies demonstrating real-world application of XBA and X-BASS
  • Comprehensive technical appendices documenting the psychometric foundations of XBA, including cross-source comparisons and validation evidence
  • A fully articulated SLD workflow guiding practitioners from PSW interpretation through ecological validity, exclusionary factors, and converging data sources
  • Practitioner-friendly tables and rapid-reference tools supporting everyday decisions
  • Enhanced guidance for nondiscriminatory assessment and culturally responsive practices
  • Guidance on linking diagnostic findings to evidence-based interventions

School psychologists, clinical psychologists, neuropsychologists, and graduate students in assessment courses will find this Fourth Edition an authoritative resource. By connecting theory directly to practice through X-BASS integration, the book supports accurate, defensible cognitive ability evaluations across diverse populations.

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