Explore our collection of gray research literature (e.g., publicly available reports and briefs published by government agencies, and for-profit and nonprofit organizations), peer-reviewed journal articles, survey instruments, webinars, and descriptions of projects funded by the Office of Planning, Research, and Evaluation. Learn more about the scope of our collection.
You can filter your results by keyword, date, resource type, topic, location (state in which the data were collected), grant (federally funded grant that supported the research), publisher, funder, and author. And you can indicate whether to include resources with data from all states, full text, and peer-reviewed research.
Ding Peng, Feller Avi, Miratrix Luke W., 2019
Reports & Papers
Understanding and characterizing treatment effect variation in randomized experiments has become essential for going beyond the "black box" of the average treatment effect. Nonetheless, traditional statistical approaches often ignore or assume away…
Malin Jenessa L., Deterding Nicole, November, 2017
Fact Sheets & Briefs
On September 22 and 23, 2016, OPRE brought together a diverse group of participants from federal agencies, research firms, foundations, and academia to discuss these issues. Participants explored alternatives to RCTs and their assumptions, trade-…
Bloom Howard S., Spybrook Jessaca, October-December 2017
Reports & Papers
Multisite trials, which are being used with increasing frequency in education and evaluation research, provide an exciting opportunity for learning about how the effects of interventions or programs are distributed across sites. In particular, these…
Mattera Shira K., Morris Pamela A., Jacob Robin T., Maier Michelle F., Rojas Natalia M., August, 2017
A growing literature has demonstrated that early math skills are associated with later outcomes for children. This research has generated interest in improving children's early math competencies as a pathway to improved outcomes for children in…