Verb-marking errors are a characteristic feature of the speech of typically-developing (TD) children and are particularly prevalent in the speech of children with Developmental Language Disorder (DLD). However, both the pattern of verb-marking error in TD children and the pattern of verb-marking deficit in DLD vary across languages and interact…

Developmental language disorders in preschool children are described. Levels of linguistic functioning are defined, and clinical language disorders are presented. Implications for the school psychologist are discussed, with an emphasis on assessment of verbal and non-verbal functions. (SLD)