National Center on Educational Outcomes (NCEO)

The National Center on Educational Outcomes (NCEO) focuses on the inclusion of students with disabilities, English learners, and English learners with disabilities in instruction and assessments. The scope of NCEO’s work includes issues related to accessibility of assessments across the comprehensive assessment system including formative assessment practices, classroom-based assessments, diagnostic assessments, interim assessments, and summative assessments.

See our About page for more on NCEO.

Latest News and Publications

NCEO Newsletter: June 2025 issue

NCEO Newsletter: June 2025 issue

In this newsletter we highlight five key NCEO resources that explore various topics around the Alternate Assessment based on Alternate Academic Achievement Standards (AA-AAAS). Also, we provide information on NCEO presentations at the upcoming National Conference on Student Assessment (NCSA) and our joint forum with CCSSO ASES collaborative titled, At a Crossroads: The Intersection of AT, AAC, and AI in the Education of Diverse Learners.

How Students Who Take the AA-AAAS Are Included in State Systemic Improvement Plans (SSIP): An Analysis of FFY 2021 SSIPs (NCEO Report 449)

How Students Who Take the AA-AAAS Are Included in State Systemic Improvement Plans (SSIP): An Analysis of FFY 2021 SSIPs (NCEO Report 449)

This report presents the findings of an analysis of states’ FFY 2021 State Systemic Improvement Plans (SSIPs) that examined how students who participate in the alternate assessment based on alternate academic achievement standards (AA-AAAS) were included in State-identified Measurable Results (SiMRs) related to student performance.

State Policies and Research on Alternate Assessment Accommodations (NCEO Report 446)

State Policies and Research on Alternate Assessment Accommodations (NCEO Report 446)

This report presents findings from two studies examining accommodations policies and research on alternate assessments based on alternate academic achievement standards (AA-AAAS). This policy analysis and literature review revealed several key insights about accommodations for AA-AAAS, with far-reaching implications for policy, practice, and future research.