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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: EJ560269
Record Type: CIJE
Publication Date: 1997
Pages: N/A
Abstractor: N/A
Reference Count: 0
ISBN: N/A
ISSN: N/A
Theory-Based Evaluation: Past, Present, and Future.
Weiss, Carol H.
New Directions for Evaluation, n76 p41-55 Win 1997
Program-theory approaches to evaluation have gained acceptability over the past 25 years as a means for examining conditions for implementation that are associated with better outcomes and developing detailed program theory. They have also gained confusion, as witnessed in the review of recent studies in this article. (Author/SLD)
Publication Type: Journal Articles; Reports - Evaluative
Education Level: N/A
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Identifiers: Program Theory; Theory Based Evaluation
Note: Theme issue titled "Progress and Future Directions