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50 Years of ERIC
50 Years of ERIC
The Education Resources Information Center (ERIC) is celebrating its 50th Birthday! First opened on May 15th, 1964 ERIC continues the long tradition of ongoing innovation and enhancement.

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ERIC Number: EJ051779
Record Type: CIJE
Publication Date: 1971
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
The History of Longitudinal Research: Implications for the Future
Sontag, Lester
Child Development, 42, 4, 987-1002, Oct 71
Paper presented at the meeting of the American Psychological Association, Miami, Florida, September, 1970. (RY)
Descriptors: Case Studies, Child Development, Developmental Psychology, Evaluation Methods, History, Interdisciplinary Approach, Longitudinal Studies, Measurement Techniques, Research Methodology
Publication Type: N/A
Education Level: N/A
Audience: N/A
Language: N/A
Sponsor: N/A
Authoring Institution: N/A
Identifiers: N/A