Purpose: This study introduces a framework to produce very short versions of the MacArthur-Bates Communicative Development Inventories (CDIs) by combining the Bayesian-inspired approach introduced by Mayor and Mani (2019) with an item response theory-based computerized adaptive testing that adapts to the ability of each child, in line with…

Despite the current need for reliable and valid test instruments in different countries in order to monitor the sign language acquisition of deaf children, very few tests are commercially available that offer strong evidence for their psychometric properties. This mirrors the current state of affairs for many sign languages, where very little…

Evaluation of the computerized preschool language screening test (KIDTALK) with 41 low socioeconomic status preschoolers resulted in recommendations for further enhancement of this tool by incorporating dynamic assessment components and for continued investigation of its validity with culturally and linguistically diverse preschoolers. (Contains…