1987
Gene V Glass. (1987). "What Works": Politics and Research. Educational Researcher, 16(3), 5-10.
Writings of Some General Interest, Not Readily Available Elsewhere. To receive a printable copy of an article, please email gvglass @ gmail.com.
1965 Glass, G.V. (1965). Evaluating testing, maturation, and gain effects in a pretest-posttest quasi-experimental design. American Edu...