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Persons with Learning Disabilities

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Presentation on theme: "Persons with Learning Disabilities"— Presentation transcript:

1 Persons with Learning Disabilities
Chapter 6 Persons with Learning Disabilities

2 Learning Disabilities
Samuel Kirk, 1962 “…A retardation, disorder or delayed development in one or more of the processes of speech, language, reading, writing, arithmetic, or other school subjects resulting from a psychological handicap caused by possible cerebral dysfunction and/or emotional or behavioral disturbances. It is not the result of mental retardation, sensory deprivation, or cultural and instructional factors.”

3 Specific Learning Disabilities Act of 1969
Disorder in basic psychological processes Spoken and written language Manifested in specific disorders Listening, thinking, talking, reading, writing, spelling, or arithmetic Included were perceptual handicaps, brain injury minimal brain dysfunction, dyslexia, developmental aphasia Not included were learning problems attributed to: Visual, hearing, or motor handicaps Mental retardation, emotional disturbances Environmental disadvantage

4 IDEA (101-476) I Specific learning disability
Disorder in one or more of the basic psychological processes involved in Understanding or using language, spoken or written May manifest in an imperfect ability to LISTEN SPEAK READ WRITE SPELL MATHEMATICAL CALCULATIONS

5 IDEA (101-476) II The term learning disability includes
Perceptual handicaps Brain injury Minimal brain dysfunction Dyslexia Developmental aphasia The term learning disability does not include learning difficulties resulting primarily from Visual, hearing, or motor handicaps Mental retardation or emotional disturbance Environmental, cultural, or economic disadvantage (U.S. Office of Education, 1977, p )

6 Severe Discrepancy Discrepancy between student’s academic performance and his or her estimated or assumed ability or potential Based on assumption of overall average to above average IQ A discrepancy of two or more years below expected performance levels in one academic area Parameters not specified nor authorized by federal definition

7 Controversial Definitions
National Joint Committee on Learning Disabilities, 1981 Heterogenous groups Concomitant handicapping conditions Learning Disabilities Association of America, 1986 Chronic condition of neurological origin varying in manifestation and degree Affecting self-esteem, education, vocation, socialization, and/or daily living activities

8 History of the Field Learning Disabilities
Four phases Foundation ( ) Transition ( ) Integration ( ) Current (1980-present)

9 Foundation Phase 1800-1930 Emphasis on brain research
Hinshelwood- “word blindness”, brain defect Goldstein- behavioral and perceptual impairments resulting from brain damage Strauss & Werner- Wayne County Training School Mental retardation attributed to brain damage rather than genetic factors Characteristics suggested need for instructional tactics

10 Transition Phase Emphasis on clinical study, assessment, and remediation strategies Orton- cerebral dominance, dyslexia Fernald- remedial programs VAKT- multisensory approach to learning Kephart- perceptual motor theory of learning Frostig- visual perceptual skills Developmental Test of Visual Perception

11 Integration Phase ( ) Established disability area in US schools Samuel Kirk- popularized term learning disabilities Specific Learning Disabilities Act of 1969 Education for All Handicapped Children Act of 1975,PL forerunner to IDEA Bill of Rights for children with disabilities Formation of The Council for Learning Disabilities

12 Current Phase (1980- present)
Turbulent transitions and challenges Movement for full inclusion Culturally and linguistically diverse learners Computer technology, issues and trends Impact of attention deficit disorder research Controversy over assessment and the use of the severe discrepancy criteria for placement

13 Prevalence 2.8 million pupils ages 6-21
Largest category of special education, slightly less than 50% of all individuals receiving service Dramatic increase since the 1970’s Possible reasons Ambiguous parameters Increase public awareness Improved diagnostic and assessment capabilities High social acceptance of the label

14 Etiology I Acquired trauma Injury to the central nervous system
Prenatal- smoking, drugs, alcohol Perinatal- anoxia, low birth weight, prematurity, difficult delivery, forcep trauma Postnatal- high fever, stroke, concussion, TBI

15 Etiology II Genetic/Hereditary Influences
Familiality studies are not conclusive Suggest speech, reading, and language difficulties may occur in certain families but cannot eliminate the influence of environmental reasons Heritability studies compare twins Certain types of learning problems are more common among identical twins than fraternal twins

16 Etiology III Biochemical abnormalities
Fiengold theory- proposed that allergic reaction to food products contributed to hyperactive behavior; not substantiated within the scientific community Cott’s megavitamin theory- learning disability resulting from vitamin deficiency; not substantiated by scientific community

17 Etiology IV Environmental possibilities
Contributing to neurological dysfunction Low socioeconomic status Malnutrition Lack of access to health care Quality of instruction Poor teachers and inadequate instruction Lack of direct systematic instruction

18 Characteristics (Lerner, 2000)
Disorders of attention Poor motor abilities Psychological process deficits Information/processing problems Oral language difficulties Reading and written language difficulties Quantitative disorders Social skill deficits

19 Learning Disabilities
Reading Mathematics Written language Spoken language Short term memory Working memory Metacognition Attributions

20

21 Academic Characteristics
Reading Deficits in: Oral language Written language Mathematics

22 Disability in Reading Reading comprehension Word recognition errors
Cannot recall facts, sequences, or main themes Word recognition errors Omissions, insertions, substitutions, reversals Oral reading Insecurity, loses place Word analysis skills Phonological awareness difficulties, dyslexia

23 Disability Area Mathematics
Computation skills Word problems Spatial relationships Writing or copying shapes Telling time Understanding fractions/decimals Measuring

24 Disability in Written Language
Spelling Omission or substitution of letters Auditory memory and discrimination difficulties Handwriting Absence of fine motor skills Lack of understanding of spatial relationships Composition Sentence structure Paragraph organization Complexity of stories

25 Disability in Memory Short-term memory Working memory
Recalling in correct order, of either aurally or visually presented information shortly after hearing or seeing the items Working memory Retaining information while simultaneously engaging in another cognitive activity Success in reading and math depend on this ability Crucial for word recognition and reading comprehension

26 Disability in Spoken Language
Oral Expression Word choice Understanding complex sentence structures Responding to questions Mechanical deficits Syntax, semantics, phonology Pragmatics Conversational skills Nonverbal language

27 Disability in Metacognition
Lack of awareness of strategies and resources needed to perform effectively Inability to monitor, evaluate, and adjust performance to ensure successful task completion

28 Disability in Attributions
Students may attribute success to situations beyond their control such as luck rather than to their own efforts Chronic failure makes success seem unattainable Learned helplessness (Seligman,1992) Passive learners Deficits in strategic learning behaviors

29 Situational Problems Social and Emotional Attention and Hyperactivity
Lower self-esteem, poor self-concept, social imperceptiveness, and peer rejection Attention and Hyperactivity Difficulty staying on task, completing assignments, and following directions

30 Assessment Norm-referenced Criterion-referenced Curriculum based
Portfolio

31 Figure 6.5 Educational Placements of Students with Learning Disabilities

32 Instructional Approaches
Cognitive Training Self Instruction Mnemonic Strategies Direct Instruction Skill training Task analysis Learning Strategies Strategies Intervention Model (SIM)

33 Teaching Suggestions Highly structured environment Clear expectations
Positive reinforcement of appropriate social skills Opportunity for success Supportive atmosphere Safety from embarrassment

34 A Child at Risk (Gargiulo & Kilgo, 2001)
Maternal alcohol and drug abuse Home environment lacking in adequate stimulation Chronic poverty Oxygen deprivation Accidents and head trauma Inadequate maternal and infant nutrition Prematurity Rh incompatibility Low birth weight Prolonged or unusual delivery

35 Preschool Curriculum Models
Developmental/cognitive model Behavioral curriculum model Functional curriculum model Combination approach

36 Transition Planning Smith et al. (1993)
Preparation for high school content classes Preparation for high school exiting tests Counseling for daily crises Preparation for independent living Preparation for postsecondary training Preparation for employment or military service

37 Post-secondary Accommodations (Section 504 of PL 93-112)
Adjustment in Evaluation Procedures Extra time on exams Distraction free setting Oral examinations Modifications in Program Requirements Waiving or substituting courses Decreasing academic load Auxiliary Aid Provisions Tape recording lectures, note takers Assistive technology (screen readers, speech to text)

38 Technology in the Classroom
Start with curriculum, not the technology Use as an instructional tool: not a toy Provides guided practice and immediate feedback Customize technology to the student’s needs Use to enrich and extend the curriculum Provide opportunity and encouragement to practice using technology to empower and achieve greater levels of independence

39 Trends, Issues, and Controversies
The full inclusion movement verses a continuum of services model Goals 2000, Educate America Act, 1994 has created trends for higher graduation standards as well as greater teacher accountability for student performance 1997 IDEA inclusion of students with disabilities in state and district-wide assessments Impact of the reauthorization of IDEA in 2004


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