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Sign Language Research
Explore the benefits of signing with pre-verbal infants, children with special needs, children who can hear, and more.
Research has been conducted for decades that shows the many benefits of signing with children who can hear. A simple internet search on the topic will produce many results. We have a few of the best-known resources here to share right here with you. This is just a start!
And, if you stumble across a great resource that you feel should be added to this page, please let us know.
Download our Summary of the Benefits of Signing 
Research on How Signing Helps Hearing Children Learn to Read - summarized by Laura Felzer of Cal Poly University - Pomona
Kimberlee Whaley's pilot study from 1999 at Ohio State University
Other Resources of Interest
Signing and Early Literacy Research
Daniels, M. (1994). The Effects of Sign Language on Hearing Children's Language Development. Communication Education, October, v43 n4, p291(8).
Daniels, Marilyn, Dancing with Words: Signing for Hearing Children's Literacy. Bergin & Garvey, October 2000. ISBN: 0897897927.
Hafer, Jan C, and Robert M. Wilson. Signing for Reading Success. Gallaudet University Press, December 1998. ISBN: 0930323181.
Daniels, M. (October, 1994). The effects of sign language on hearing children's language development. Communication Education, 43, 291-298.
Daniels, M. (1996). Seeing language: The effect over time of sign language on vocabulary development in early childhood education. Child Study Journal, 26, 193-208.
Daniels, M. (2001). Dancing with Words: Signing for Hearing Children's Literacy. Westport, Connecticut: Bergin and Garvey.
Felzer, L. (1998). A Multisensory Reading Program That Really Works. Teaching and Change, 5, 169-183.
Wilson, R., Teague, J., and Teague, M. (1985). The Use of Signing and Fingerspelling to Improve Spelling Performance with Hearing Children. Reading Psychology, 4, 267-273.
Hafer, J. (1986). Signing For Reading Success. Washington D.C.: Clerc Books, Gallaudet University Press.
Koehler, L., and Loyd, L. (September 1986). Using Fingerspelling/Manual Signs to Facilitate Reading and Spelling. Biennial Conference of the International Society for Augmentative and Alternative Communication. (4'th Cardiff Wales).
Signing and Down Syndrome Research
Donovan, Claire S-LP, (1998) Teaching Sign Language, Disability Solutions, Volume 2, Issue 5, January/February 1998.
Miller J F, Sedey A, Miolo G, Rosin M, Murray-Branch J (1992) Vocabulary acquisition in young children with Down syndrome: Speech and sign Paper presented at the 9th World Congress of the International Association for the Scientific Study of Mental Deficiency. Queensland Australia August 1992.
Gibbs, E.D., Springer, A.S., Cooley, S.C. & Aloisio, S. (November, 1991). Early use of total communication: Patterns across eleven children with Down Syndrome. Paper presented at the meeting of the International Early Childhood Conference on Children with Special Needs, St. Louis, MO.
Signing and Reading Disabilities
Blackburn, D., Vonvillian, J., and Ashby, R. (January 1984). Manual Communication as an Alternative Mode of Language Instruction for Children with Severe Reading Disabilities. Language, Speech and Hearing Services in Schools, 15, 22-31.
Carney, J., Cioffi, G., and Raymond, W. (Spring 1985). Using Sign Language For Teaching Sight Words. Teaching Exceptional Children. 214-217.
Vernon, M., Coley, J., Hafer, J., and Dubois, J. (April 1980). Using Sign Language to Remediate Severe Reading Problems. Journal of Learning Disabilities, 13, 215-218.
Sensenig, L., Topf, B., and Mazeika, E. (June 1989). Sign Language Facilitation of Reading with Students Classified as Trainable Mentally Handicapped. Education and Training of the Mentally Retarded, 121-125.
