Few questions in public education discourse benefit as much from research-based evidence as the question of class size--the pursuit of the ideal number of students that should be co-located for any particular period of instruction. But for policymakers, research on class size can be an embarrassment of riches, and much of the research appears to…

This report presents early implementation and operational lessons from the Supporting Healthy Marriage (SHM) evaluation. Funded by the Administration for Children and Families, SHM uses a rigorous research design to test the effectiveness of a new approach to improving outcomes for low-income children: strengthening the marriages and relationships…

This report describes the design and implementation of the three interventions tested in Project Upgrade, one of four experiments conducted as part of the Evaluation of Child Care Subsidy Strategies. The evaluation was a multi-site, multi-year effort to determine whether and how different child care subsidy policies and procedures and quality…

Chapin Hall has been conducting an implementation and evaluability study of the ECCI (Early Childhood Cluster Initiative) project since the midway point of its first year. As described in the authors' first report (Spielberger & Goyette, 2006), the initiative made considerable progress in its initial year, particularly in implementing the…