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It asserts that intelligence was based on heredity and natural selection.
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Binet and Simon, French researchers, develop the Binet-Simon tests to identify children with lower intelligence to be placed in a special education classroom.
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The Stanford-Binet is published by the "father" of the gifted education movement Lewis Termin, and changes intelligence testing and American education.
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Dr. Howard Gardener, professor of education at Harvard University, creates theory of multiple intelligences.
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Joseph Renzulli creates Renzulli's Three-Ring Conception of Giftedness. The three ringed approach identifies a gifted student as having an above average ability, creativity, and commitment to task.
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NAGS creates and publishes National Gifted Program Standards for teacher preparedness programs. The standards were revised in 2013.
