Naturalistic Inquiry provides social scientists with a basic but comprehensive rationale for non-positivistic approaches to research. It confronts the basic premise underlying the scientific tradition that all questions can be answered by employing empirical, testable, replicable research techniques[...]

Fourth generation evaluation represents a monumental shift in evaluation practice. The authors highlight the inherent problems faced by previous generations of evaluators - politics, ethical dilemmas, imperfections and gaps, inconclusive deductions - and blame reliance on the scientific/positivist p[...]