Will Marinell is Senior Research Manager with the Strategic Data Project at Harvard’s Center for Education Policy Research. Formerly, he was a Research Associate at the Research Alliance for New York City Schools. He studies policies and programs related to recruiting, preparing, supporting, and evaluating public school teachers. Marinell’s doctoral research focused on mid-career entrants to teaching – teachers who enter the profession after having worked in fields outside of education. Marinell is author or co-author of published articles and book chapters. He is a former English teacher, who holds a B. A. in English from Amherst College and Ed. M. and Ed. D. degrees from the Harvard Graduate School of Education. He can be reached at william_marinell@gse.harvard.edu.