Normal Speech and Language Development

Second Language Acquisition and Development

Speech, Language, and Learning Disabilities

Assessment of Speech, Language, and Learning Disabilities

Bilingualism and Bilingual Education

Speech, Language, and Learning Disabilities in Bilingual Students

Working with Interpreters and Translators




Refereed Articles

Langdon, H.W.,Wiig. E., & Nielsen, (In process). Dual dimension naming speed and language dominance ratings by bilingual Hispanic adults. Submitted to Bilingual Research Journal (June, 2004)

Langdon, H.W. ,& Quintanar, R.(2003) Roles and responsibilities of the interpreter in interactions with speech-language pathologists, parents and students. Seminars in Speech and Language,24(3), 235-244

Langdon, H.W. (2002). Factors affecting special education services for English learners (EL) with suspected language-learning mpairments. Multiple Voices for Ethnically Diverse Learners.5 (1), 66-82 

Langdon, H.W. (2002). Communicating effectively with a client during a speech-language pathologist/interpreter conference: Results of a survey. Contemporary Issues in Communication Science and Disorders. 29, 17-34.


Non-Refereed Articles

Langdon, H.W. & Male, M. (2002) (May). Technology as a medium for professional development. California Speech-Language- Hearing Association Magazine: 13(Circulation: 5000)

Langdon, H.W. (2002). Language interpreters and translators: Bridging communication with clients and families. The ASHA Leader, 7 (6), 14-15. (Circulation: 100.000).


Books and Book Chapters
Langdon, H.W. (2002). Interpreters and translators in communication disorders: A handbook for practitioners. Eau Claire, WI: Thinking Publications.

Langdon, H.W. & Cheng, L.L.R. (2002). Collaborating with interpreters and translators: A guide for communication disorders professional Eau Claire, WI: Thinking Publications.   


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