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Connecticut Asylum for the Education and Instruction of Deaf and Dumb Persons opens in Hartford, Connecticut.
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Perkins Institution for the Blind opened by Samuel Gridley Howe.
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Braile code is first published.
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American Printing House for the Blind is established.
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National Deaf Mute College is established, later to be renamed Gallaudet University.
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Formal training for teachers of blind persons begins at Columbia University; Alexander Graham Bell introduces the term special education.
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College-level training for teachers of students with intellectual disabilities begins.
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Alfred Binet and Theodore Simon publish their intelligence test, the basis for the modern IQ testing.
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Segregated classes in public schools in established as viable alternatives in instructing children with disablities; the term emotional disturbance comes to use.
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The term mentally retarded is introduced; the term gifted appears in the professional literature.