Instructors are constantly baffled by the fact that two students who are sitting in the same class, who have access to the same materials, can come to understand a particular chemistry concept differently. Variation theory offers a theoretical framework from which to explore possible variations in experience and the resulting differences in…

Researching the intersection of class, race, gender, sexuality and disability raises many issues for educational research. Indeed, Maynard (2002, 33) has recently argued that "difference is one of the most significant, yet unresolved, issues for feminist and social thinking at the beginning of the twentieth century". This paper reviews…

In response to a previous article, the paper characterizes learning disabilities as the consequence of a transaction between students exhibiting certain individual differences and the social system of the schools. Basic and applied research can be related in good instructional research which includes the context of disability. (DB)

Noting that the number of students served in special education programs has increased at alarming rates since 1975, this paper posits that this increase is due to recent social and political variables and their impact on the educational system. Special emphasis is placed on how state and local educational leaders respond to national education…