On Nov. 29, the landmark Individuals with Disabilities Education Act (IDEA) turns 50.

President Gerald Ford signed the legislation, originally known as the Education for All Handicapped Children Act, guaranteeing students with disabilities the right to a free and appropriate public education. Before then, no federal requirement existed that schools must educate students with disabilities. In addition to opening public schools to a whole population of children, the law became the catalyst for legions of innovative practices and tools cultivated from both public and private sources. The transformations, special education experts say, were spurred by an ongoing need to individualize student supports while helping children with disabilities progress in general education classrooms.

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