Encyclopedia of Clinical Neuropsychology

2018 Edition
| Editors: Jeffrey S. Kreutzer, John DeLuca, Bruce Caplan

Developmental Delay

  • Bruce J. DiamondEmail author
  • Ashley Mondragon
  • Ashley Bujalski
  • Laura Cramer-Berness
Reference work entry
DOI: https://doi.org/10.1007/978-3-319-57111-9_549


Global developmental delay (diagnosed before the age of 5); Neurodevelopmental disorder


Developmental delay is the failure to achieve certain developmental milestones at the appropriate age or when an individual falls below the norm of standardized test scores (Thomas 2016). Delays may occur in one or more of the following areas: intellectual, emotional, social, motor, physical, language/communication, and adaptive skills (Berk 2013). Delays typically occur in infants, toddlers, and preschoolers that need support but are not classified as handicapped. Early intervention programs are available to eligible children to help mitigate the impact of these delays (American Psychological Association 2013).

Current Knowledge

A developmental delay in a specific domain may occur in isolation or in conjunction with delays in other domains. To recognize a delay and to select an appropriate intervention, clinicians must first have an understanding of developmental norms...

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References and Readings

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Copyright information

© Springer International Publishing AG, part of Springer Nature 2018

Authors and Affiliations

  • Bruce J. Diamond
    • 1
    Email author
  • Ashley Mondragon
    • 1
  • Ashley Bujalski
    • 1
  • Laura Cramer-Berness
    • 1
  1. 1.Department of PsychologyWilliam Paterson UniversityWayneUSA