Recent studies have highlighted the potential role of basic numerical processing in the acquisition of numerical and mathematical competences. However, it is debated whether high-level numerical skills and mathematics depends specifically on basic numerical representations. In this study mathematicians and nonmathematicians performed a basic…

The Andrew W. Mellon Foundation's Graduate Education Initiative (GEI) provided funding to 54 departments in the humanities and related social sciences during the 1990s to improve their PhD programs. This article estimates the aspects of PhD programs the GEI influenced and how these aspects influenced attrition and graduation probabilities. It uses…