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California Legislature. (2015). Senate Bill No. 210 (Chapter 652): Special education: Deaf and hard-of-hearing children: Language developmental milestones

Hall, W. C., Levin, L. L., & Anderson, M. L. (2017). Language deprivation syndrome: A possible neurodevelopmental disorder with sociocultural origins. Social Psychiatry and Psychiatric Epidemiology, 52, 761–776

Hecht, J. L. (2020). Responsibility in the current epidemic of language deprivation (1990–present). Maternal and Child Health Journal, 24(11), 1319–1322. https://doi.org/10.1007/s10995-020-02989-1

Humphries, T., Kushalnagar, P., Mathur, G., Napoli, D. J., Padden, C., Rathmann, C., & Smith, S. (2012). Language acquisition for deaf children: Reducing the harms of zero tolerance to the use of alternative approaches. Harm Reduction Journal, 9, 16. 

Maryland State Department of Education, Division of Early Childhood. (2023). Readiness matters: 2022–2023 kindergarten readiness assessment report [PDF]

Meier, R. P. (2016). Sign language acquisition. In The Oxford handbook of developmental linguistics. Oxford University Press. https://doi.org/10.1093/oxfordhb/9780199935345.013.19

Mellon, N. K., Niparko, J. K., Rathmann, C., Mathur, G., Humphries, T., Napoli, D. J., Handley, T., Scambler, S., & Lantos, J. D. (2015). Should all deaf children learn sign language?. Pediatrics, 136(1), 170–176. https://doi.org/10.1542/peds.2014-1632

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LEAD-K. (n.d.). LEAD-K’s goal: Kindergarten-readiness = lifetime success! Key facts [PDF]. LEAD-K.

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Wilson, J. A. B. (2023). Preserving the etchings of the mind: Aging, dementia, and hearing loss. Savory Words Publishing.