From a rhetorical perspective, Mendel's work and its reception elicit two important questions: (a) why were Mendel's arguments so compelling to 20th century biologists? And (b) why where they so roundly ignored by his contemporaries? The focus of this article is to examine the latter question while commenting on the former by employing several…

Even after a number of innovative programs and proposals have met selective criteria, the Educational Research Commission will have a difficult task in assigning priorities and spreading resources. This paper offers many suggestions for handling the problems in research and evaluation related to innovative mathematics projects, especially K-3. For…

The establishment of Research and Instructional (R and I) Units is discussed in terms of their utility and applicability for research needs. These units are said to provide a propitious setting for rigorous educational research. Two experiments in R and I units are described--one dealing with ways to implement feedback to students on their school…