California is expanding transitional kindergarten (TK) to become a universal preschool program for all four-year-old children. Upwards of 300,000 children are expected to enroll in universal transitional kindergarten (UTK) by 2025, requiring thousands of additional lead teachers and classroom aides to meet lower student-to-teacher ratio…

Children's health and worker safety concerns are spurring parents and school employees to press for reduction of school pesticide use. Applying pesticides by fogging, broadcasting, or baseboard spraying is inappropriate in school settings. Describes integrated pest management practices in California, Maryland, and Indiana; local and state…

The attrition of both new and experienced teachers is a great challenge for schools and school administrators throughout the United States, particularly in large urban districts. Because of the importance of this issue, there is a large empirical literature that investigates why teachers quit and how they might be better induced to stay. Here we…