Retrospective and prospective on program impact assessment

This publication has 14 references indexed in Scilit:

• Methods for the experimenting society
  Evaluation Practice, 1991
• Guidelines for Monitoring the Scientific Competence of Preventive Intervention Research Centers
  Knowledge, 1987
• Assessing the impact of planned social change
  Evaluation and Program Planning, 1979
• A Head Start Reevaluation
  Evaluation Quarterly, 1978
• Focal local indicators for social program evaluation
  Social Indicators Research, 1976
• III. “Degrees of Freedom” and the Case Study
  Comparative Political Studies, 1975
• Testing a Single-Factor Model as an Alternative to the Misuse of Partial Correlations in Hypothesis-Testing Research
  Sociometry, 1970
• Reforms as experiments.
  American Psychologist, 1969
• Convergent and discriminant validation by the multitrait-multimethod matrix.
  Psychological Bulletin, 1959
• Factors relevant to the validity of experiments in social settings.
  Psychological Bulletin, 1957