This is the first of a series of Capsule Bibliographies on current issues in urban and minority education. It is a selection from a computer search using suitable descriptors matched against a standard Educational Resources Information Center (ERIC) Clearinghouse profile for urban and minority concepts. Such descriptors (subject headings) as…

Ability grouping, defined as "the practice of organizing classroom groups in a graded school to put together children of a given age and grade who have most nearly the same standing on measures or judgments of learning achievement or capability," is considered in terms of its effect upon students' academic achievement and affective development. It…