Randomized trials are rapidly becoming standard practice for evaluation research and applied social science. Hundreds, if not thousands of such trials have been conducted and many more are on the ...
This MDRC publication provides practical guidance for researchers who are designing and analyzing studies that randomize schools—which comprise three levels of clustering (students in classrooms in schools)—to measure ...
Evaluations of public programs in many fields reveal that (1) different types of programs (or different versions of the same program) vary in their effectiveness, (2) a program that is effective for one group of people might not be effective for other ...
Many youth development programs aim to improve youth outcomes by raising the quality of social interactions occurring in groups such as classrooms, athletic teams, therapy groups, after-school programs, or recreation ...
Summary This revised working paper examines strategies for interpreting and reporting estimates of intervention effects for subgroups of a study sample. The paper considers why and how subgroup findings are ...
The William T. Grant Foundation invests in high-quality research focused on reducing inequality in youth outcomes and improving the use of research evidence in decisions that affect young people in the United States.
