The DELV™ – Norm-Referenced is a norm-referenced diagnostic test designed to identify speech and language disorders/delays in children age 4.0-9.11 who speak all varieties of English. The DELV …

In this paper, I reflect on the confluence of ideas and circumstances that brought the DELV team together and created the tests. I then survey the continuing legacy of the tests in the first decade …

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“I’ve never found an assessment tool like DELV. This is the only commercially available instrument that looks at the non-contrastive shared language features of children.”

The Diagnostic Evaluation of Language Variation (DELV) has been 30 years in the making and owes its being to the many impressive individuals involved in its development.

Phonology items designed to assess a child’s production of consonant clusters in the initial and medial positions of words in the context of a sentence. The unique features of the DELV allow for a profile of …

The DELV Criterion Referenced diagnostic language assessment enables clinicians to distinguish children who are developing speech and language normally from those who are not.

The Diagnostic Evaluation of Language Variation–Norm Referenced edition (DELV–Norm Referenced) has undergone various analyses to establish its reliability and validity as a diagnostic test for …