“…In a comprehensive review of decision rule systems, Liberty (1989) found 23 examples in the liter ature, 15 of which were related to instructional changes. Most of these 15 resources were the work of Haring, Liberty, and White (Haring, Liberty, & White, 1975, 1976, 1979a, 1979b, 1981, 1982 or stemmed from their work (Browder et al, 1986;Deno & Mirkin, 1977;McGreevy, 1983;Neel, Billingsley, & Lambert, 1983). Two exceptions that did not build on the work of Haring and colleagues were the guidelines for data-based deci sions proposed in the late 1970s by Fredericks et al (1979) and Tawney, Knapp, O'Reilly, and Pratt (1979).…”