There are at least four ways teachers may enter a new school: directly after receiving a new degree, exiting a different career, transferring from another school or type of position in a school, or after a break from teaching. The data used in this report span 25 years, from 1987 to 2012, providing an overview of these four key sources of newly…

This article assesses the association between the Title I School Improvement Grant (SIG) program's personnel replacement policy and teacher employment patterns within an urban school district. Hannan and Freeman's population ecology model allowed the authors to consider schools within districts as individual organizations nested within a larger…