In this research article, Sarah Dryden-Peterson explores the concept of researcher positionality, focusing on its malleability over time. The methodological analysis is situated in an empirical study of history teaching and learning in Cape Town, South Africa, schools in 1998 and 2019. Dryden-Peterson argues that researcher positionality is often…

A major obstacle to developing evidenced-based policy is the difficulty of implementing randomized experiments to answer all causal questions of interest. When using a nonexperimental study, it is critical to assess how much the results could be affected by unmeasured confounding. We present a set of graphical and numeric tools to explore the…

The article examines: (1) the relationship between group membership and the production of knowledge; (2) comparative versus non-comparative research; and (3) the structure of data interpretation for Afro-Americans versus Euro-Americans. At issue is the lack of blacks involved in the National Research Council's study of blacks. (PS)

The National Research Council's study on the status of black Americans risks enhancing negative policy attitudes towards the black community for the following reasons: (1) its perspective, choice of explanatory variables, and analysis will reflect a majority perspective and conservative viewpoint; (2) it lacks focus; and (3) it is concerned with…

Discusses issues relating to the reliability, validity, utility, and information value of unobtrusive testing of library reference services; provides suggestions for practical applications of these criteria; applies study findings to library decision making and planning; and identifies topics for further methodological refinement. (Author/CLB)