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Dai, Yael; Tagavi, Daina M.; Carter, Alice S. – ZERO TO THREE, 2021
Early diagnosis of autism spectrum disorder (ASD) facilitates access to interventions that improve outcomes for children and families. Understanding developmental and behavioral manifestations of symptoms and competencies improves early diagnosis. The authors illustrate the benefits of using the ZERO TO THREE "DC:0-5™: Diagnostic…
Descriptors: Clinical Diagnosis, Disability Identification, Autism Spectrum Disorders, Preschool Children
National Center on Deaf-Blindness, 2022
This brief, co-produced by the National Center on Deaf-Blindness (NCDB) and Accessible Teaching, Learning, and Assessment Systems (ATLAS), provides important information about students with dual sensory loss who also have significant cognitive disabilities, as well as recommendations for identification and implications for instruction. The…
Descriptors: Intellectual Disability, Severe Disabilities, Deaf Blind, Students with Disabilities
Zeanah, Charles H.; Carter, Alice S.; Cohen, Julie; Egger, Helen; Gleason, Mary Margaret; Keren, Miri; Lieberman, Alicia; Mulrooney, Kathleen; Oser, Cindy – ZERO TO THREE, 2017
This article introduces the revised and updated "DC:0-5™: Diagnostic Classification of Mental Health and Developmental Disorders of Infancy and Early Childhood." The authors describe the past and current efforts to create a developmentally based classification system for very young children. DC:0-3, published in 1994 by ZERO TO THREE,…
Descriptors: Early Childhood Education, Developmental Disabilities, Developmental Stages, Mental Health
Zeanah, Charles H., Jr.; Carter, Alice; Cohen, Julie; Egger, Helen; Keren, Miri; Gleason, Mary Margaret; Lieberman, Alicia F.; Mulrooney, Kathleen; Oser, Cindy – ZERO TO THREE, 2015
Originally published in 1994 by ZERO TO THREE as the "Diagnostic Classification of Mental Health and Developmental Disorders of Infancy and Early Childhood" ("DC:0-3") and revised in 2005 by ZERO TO THREE as the "Diagnostic Classification of Mental Health and Developmental Disorders of Infancy and Early Childhood, Revised…
Descriptors: Clinical Diagnosis, Classification, Mental Health, Developmental Delays
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Yoshii, Ryo – International Journal of Inclusive Education, 2016
In the late nineteenth and early twentieth centuries, American psychologists began addressing problems related to the intellectual capacity of students enrolled in public schools. This paper focuses on the role and influence of psychologists in addressing these problems, specifically the difficulty of classifying students deemed feeble-minded and…
Descriptors: United States History, Public Schools, Intelligence, Intelligence Tests
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Casey, Joseph E. – Canadian Journal of School Psychology, 2012
Although many learning disability types are formally recognized in major classification systems such as "DSM-IV-TR" and ICD-10, Nonverbal Learning Disorder (NLD) is not despite over 40 years of literature addressing its theoretical and neuropsychological foundation, its major features, and the methods by which to assess and diagnose it. Currently,…
Descriptors: Learning Disabilities, Nonverbal Ability, Disability Identification, Classification
Cook, H. Gary; Linquanti, Robert – Council of Chief State School Officers, 2015
This report summarizes and further develops ideas discussed at a national working session held on May 23, 2014, to examine issues and options associated with initially classifying English learners (ELs). It is the third in a series of guidance papers intended to support states in large-scale assessment consortia that are expected to move toward a…
Descriptors: Classification, English Language Learners, Educational Practices, Educational Policy
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Buttner, Gerhard; Hasselhorn, Marcus – International Journal of Disability, Development and Education, 2011
Students with difficulties in specific cognitive processes and academic achievement with otherwise normal levels of intellectual functioning are classified as having a learning disability (LD). In spite of extensive recent research in a number of disciplines, controversial debate continues with regard to several issues. To reconcile some of them…
Descriptors: Learning Disabilities, Disability Identification, Cognitive Processes, Definitions
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Casey, Kathryn J. – Advances in Special Education (MS), 2012
There is a large body of literature suggesting that students with emotional and behavioral disorders (EBD) lack appropriate social skills, including deficits in building and maintaining interpersonal relationships, prosocial behaviors (e.g., sharing, helping, cooperation), and self-management strategies. While the literature shows small to modest…
Descriptors: Behavior Disorders, Intervention, Functional Behavioral Assessment, Best Practices
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Coleman, Peter – Kairaranga, 2011
The Ministry of Education's special education policy (commonly referred to as SE2000) has been progressively implemented since 1996. Although it is a funding rather than a professional-practice policy, it has had some negative and unintended consequences for the practice of educational psychology, for special education and it is suggested, for…
Descriptors: Educational Psychology, Classification, Special Education, Disabilities
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Leonard, Helen; Dixon, Glenys; Whitehouse, Andrew J. O.; Bourke, Jenny; Aiberti, Karina; Nassar, Natasha; Bower, Carol; Glasson, Emma J. – Research in Autism Spectrum Disorders, 2010
The etiology of autism spectrum disorders is unknown but there are claims of increasing prevalence in many countries. Despite more than a decade of epidemiological investigation, it is still unclear whether the rising trend in prevalence reflects a true increase or changes in diagnostic trends and improvements in case ascertainment. This paper…
Descriptors: Incidence, Autism, Disability Identification, Epidemiology
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Wishart, Diane; Jahnukainen, Markku – Emotional & Behavioural Difficulties, 2010
In Canada, there is a recent trend toward non-categorization of services of students with emotional and behavioural disabilities (EBD). Yet in Alberta, the coding of students with EBD provides opportunities to diagnose students' learning difficulties but is hindered in this process, in large part, by being tied into special needs funding. Current…
Descriptors: Learning Problems, State Aid, Classification, Foreign Countries
Schalock, Robert L.; Borthwick-Duffy, Sharon A.; Bradley, Valerie J.; Buntinx, Wil H. E.; Coulter, David L.; Craig, Ellis M.; Gomez, Sharon C.; Lachapelle, Yves; Luckasson, Ruth; Reeve, Alya; Shogren, Karrie A.; Snell, Martha E.; Spreat, Scott; Tasse, Marc J.; Thompson, James R.; Verdugo-Alonso, Miguel A.; Wehmeyer, Michael L.; Yeager, Mark H. – American Association on Intellectual and Developmental Disabilities, 2010
This Manual contains the most current and authoritative information and knowledge on intellectual disability, including best practice guidelines on diagnosing and classifying intellectual disability and developing a system of supports for people living with an intellectual disability. Written by a committee of 18 experts, "Intellectual…
Descriptors: Mental Retardation, Developmental Disabilities, Classification, Definitions
Division for Early Childhood, Council for Exceptional Children, 2009
This concept paper was developed to address policies and practices for using developmental delay as a category of eligibility for young children. These policies and practices have evolved in response to changes in federal legislation and recommended practices in the field of early intervention and early childhood special education. The purpose of…
Descriptors: Early Intervention, Eligibility, Federal Legislation, Young Children
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Gelhorn, Heather; Hartman, Christie; Sakai, Joseph; Stallings, Michael; Young, Susan; Rhee, So Hyun; Corley, Robin; Hewitt, John; Hopger, Christian; Crowley, Thomas D. – Journal of the American Academy of Child & Adolescent Psychiatry, 2008
Clinical interviews of approximately 5,587 adolescents revealed that DSM-IV diagnostic categories were found to be different in terms of the severity of alcohol use disorders (AUDs). However, a substantial inconsistency and overlap was found in severity of AUDs across categories. The need for an alternative diagnostic algorithm which considers all…
Descriptors: Alcohol Abuse, Drinking, Disability Identification, Adolescents
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