Theory & Evidence

In a study examining the psychometric qualities of 15 standardized spoken language assessments for children 4 to 12 years of age, the ALL was identified as one of only four assessments “having better evidence of reliability and validity” (Denman et al., 2017, p.26) and thus recommended for diagnostic use. Denman D, Speyer R, Munro N, Pearce WM, Chen Y-W and Cordier R (2017). Psychometric Properties of Language Assessments for Children Aged 4–12 Years: A Systematic Review.Front. Psychol. 8:1515.

Read Article

Watch a recorded zoom presentation by ALL co-author Linda Lombardino, Ph.D., Professor of Speech-Language Pathology at the University of Florida, and author of the book Assessing and Differentiating Reading and Writing Disorders: Multidimensional Model (Delmar, Cengage Learning 2012).  Her current interests include collaborating on dyslexia research and establishing methods for training graduate students in the diagnosis and treatment of dyslexia.

Contact Ventris Learning to learn more about ALL™

Learn More
ALL Test Components