Isabelle Yoffe Liberman (1918–1990) was an American
psychologist
A psychologist is a professional who practices psychology and studies mental states, perceptual, cognitive, emotional, and social processes and behavior. Their work often involves the experimentation, observation, and interpretation of how ...
, born in
Latvia
Latvia ( or ; lv, Latvija ; ltg, Latveja; liv, Leţmō), officially the Republic of Latvia ( lv, Latvijas Republika, links=no, ltg, Latvejas Republika, links=no, liv, Leţmō Vabāmō, links=no), is a country in the Baltic region of ...
, who was an expert on
reading
Reading is the process of taking in the sense or meaning of Letter (alphabet), letters, symbols, etc., especially by Visual perception, sight or Somatosensory system, touch.
For educators and researchers, reading is a multifaceted process invo ...
disabilities, including
dyslexia
Dyslexia, also known until the 1960s as word blindness, is a disorder characterized by reading below the expected level for one's age. Different people are affected to different degrees. Problems may include difficulties in spelling words, r ...
. Isabelle Liberman received her bachelor's degree from
Vassar College
Vassar College ( ) is a private liberal arts college in Poughkeepsie, New York, United States. Founded in 1861 by Matthew Vassar, it was the second degree-granting institution of higher education for women in the United States, closely fol ...
and her doctorate from
Yale University
Yale University is a Private university, private research university in New Haven, Connecticut. Established in 1701 as the Collegiate School, it is the List of Colonial Colleges, third-oldest institution of higher education in the United Sta ...
. She was a professor at the
University of Connecticut
The University of Connecticut (UConn) is a public land-grant research university in Storrs, Connecticut, a village in the town of Mansfield. The primary 4,400-acre (17.8 km2) campus is in Storrs, approximately a half hour's drive from H ...
from 1966 through 1987 and a research associate at the
Haskins Laboratories
Haskins Laboratories, Inc. is an independent 501(c) non-profit corporation, founded in 1935 and located in New Haven, Connecticut, since 1970. Haskins has formal affiliation agreements with both Yale University and the University of Connecticut; ...
.
Along with her husband,
Alvin Liberman
Alvin Meyer Liberman (; May 10, 1917 – January 13, 2000) was born in St. Joseph, Missouri. Liberman was an American psychologist. His ideas set the agenda for fifty years of psychological research in speech perception.
Biography
Liberman rece ...
, she elucidated the "
alphabetic principle
According to the alphabetic principle, letters and combinations of letters are the symbols used to represent the speech sounds of a language based on systematic and predictable relationships between written letters, symbols, and spoken words. T ...
" and its relationship to
phonemic awareness
Phonemic awareness is a subset of phonological awareness in which listeners are able to hear, identify and manipulate phonemes, the smallest mental units of sound that help to differentiate units of meaning ( morphemes). Separating the spoken word ...
and
phonological awareness
Phonological awareness is an individual's awareness of the phonological structure, or sound structure, of words. Phonological awareness is an important and reliable predictor of later reading ability and has, therefore, been the focus of much res ...
in
reading
Reading is the process of taking in the sense or meaning of Letter (alphabet), letters, symbols, etc., especially by Visual perception, sight or Somatosensory system, touch.
For educators and researchers, reading is a multifaceted process invo ...
. In 1988 she received the Samuel T. Orton Award of the Orton Dyslexic Society for contributing to wider understanding of reading disabilities. Her son
Mark Liberman
Mark Yoffe Liberman is an American linguist. He has a dual appointment at the University of Pennsylvania, as Trustee Professor of Phonetics in the Department of Linguistics, and as a professor in the Department of Computer and Information Scienc ...
is Trustee Professor of Phonetics and Professor of Computer and Information Sciences at the University of Pennsylvania. Her son
M. Charles Liberman
Michael Charles Liberman (July 17, 1950) was born to Alvin Liberman and Isabelle Liberman in Storrs, Connecticut. He is now Director of the Eaton-Peabody Laboratory at the Massachusetts Eye and Ear Infirmary in Boston, and Harold Schuknecht Profe ...
is Professor of Otology and Laryngology at
Harvard Medical School
Harvard Medical School (HMS) is the graduate medical school of Harvard University and is located in the Longwood Medical and Academic Area, Longwood Medical Area of Boston, Massachusetts. Founded in 1782, HMS is one of the oldest medical schools ...
. Her daughter, Sarah Ash, is an Associate Professor of Nutrition in the Department of Food, Bioprocessing, and Nutrition Sciences at
North Carolina State University
North Carolina State University (NC State) is a public land-grant research university in Raleigh, North Carolina. Founded in 1887 and part of the University of North Carolina system, it is the largest university in the Carolinas. The universi ...
.
Selected publications
* Susan A. Brady and Donald Shankweiler (eds.). (1991) ''Phonological Processes in Literacy: A Tribute To Isabelle Y. Liberman''. Lawrence Erlbaum Associates. 1991
* Liberman, I. Y. (1973) Segmentation of the Spoken Word and Reading Acquisition. Bulletin of the Orton Society, XXIII, 65-77.
* Liberman, Isabelle Y., Donald Shankweiler, F. William Fischer and Bonnie Carter (1974). Explicit syllable and phoneme segmentation in the young child. ''Journal of Experimental Child Psychology'' 18 (2), 201-212.
* Liberman, I.Y., Shankweiler, D., Camp, L., Blachman, B., & Werfelman, M. (1979). Steps toward literacy: A linguistic approach. In Resnick L., Weaver, P.(eds.): ''Theory and practice of early reading, Vol. 2''. Hillsdale, NJ. Erlbaum Associates.
* Liberman, I., Liberman, A.M., Mattingly, I. & Shankweiler, D. (1980). Orthography and the Beginning Reader. In J.F. Kavanagh & R.L. Venezky (eds.) ''Orthography, Reading, and Dyslexia''. University Park Press: Baltimore. pp. 137–153.
* Liberman, I. Y. and Shankweiler, D. (1985) Phonology and the problems of learning to read and write. In Topical Issue (I. Y. Liberman, Guest Editor), ''Remedial and Special Education'', 6(6), 8-17.
* Liberman, Isabelle Y. & Shankweiler, Donald. (1987) Phonology and the problems of learning to read and write. ''Memory and Learning Disabilities. Advances in Learning and Behavioral Disabilities'', Suppl. 2, 203- 224.
* Liberman, I. Y. (1987) Language and Literacy: The Obligation of the Schools of Education. In W. Ellis (Ed.), ''Intimacy with language: A forgotten basic in teacher education''. Baltimore: The Orton Dyslexia Society, 1-9.
* Liberman, I. Y., Shankweiler, D., & Liberman, A. M. (1990). The Alphabetic Principle and Learning to Read. In D. Shankweiler & I. Y. Liberman (Eds.), ''Phonology and Reading Disability: Solving the Reading Puzzle''. (1989). ''IARLD Research Monograph Series''. Ann Arbor: University of Michigan Press.
External links
Haskins Laboratories bio
{{DEFAULTSORT:Liberman, Isabelle
20th-century American psychologists
American women psychologists
Dyslexia researchers
Haskins Laboratories scientists
University of Connecticut faculty
Vassar College alumni
Yale University alumni
Latvian emigrants to the United States
1921 births
1990 deaths
20th-century American women
20th-century American people
American women academics