Review of Three Recent Randomized Trials of School-Based Mentoring: Making Sense of Mixed Findings

B etween 2007 and 2009, reports were released on the results of three separate large-scale random assignment studies of the effectiveness of schoolbased mentoring programs for youth. The studies evaluated programs implemented by Big Brothers Big Sisters of America (BBBSA) affiliates (Herrera et al., 2007), Communities In Schools of San Antonio, Texas (Karcher, 2008), and grantees of the U.S. Department of Education’s Student Mentoring Program...