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Amin D. Lotfizadeh; Brendan Gard; Cynthia Rico; Alan Poling; Kristen R. Choi – Journal of Autism and Developmental Disorders, 2025
Behavior analysts frequently use the Verbal Behavior Milestones Assessment and Placement Program (VB-MAPP) to assess the language and social skills of children with autism in everyday practice and in research. Despite the widespread use of the VB-MAPP, its psychometric characteristics have not been extensively investigated. To provide information…
Descriptors: Adjustment (to Environment), Behavior Rating Scales, Autism Spectrum Disorders, Test Validity
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Jessica Singer-Dudek; Lin Du; Ashley Greer; Andrew Dakopolos; Laudan Jahromi; Marla Brassard; R. Douglas Greer – Journal of Developmental and Physical Disabilities, 2023
The Early Learner Curriculum and Achievement Record (ELCAR, Greer et al., 2020) is a criterion-referenced curriculum and assessment of children's development of language and social repertoires from the earliest foundational observing responses to advanced verbal repertoires. The developmental cusps or stages identified in the ELCAR have been…
Descriptors: Autism Spectrum Disorders, Preschool Children, Child Development, Verbal Development