Linda Darling-Hammond is Professor of Education Emeritus at Stanford University and President of the Learning Policy Institute, USA. She is a past President of AERA and author of Preparing School Leaders for a Changing World. Marjorie E. Wechsler is Principal Research Manager at the Learning Policy Institute, USA, and author of Preparing Leaders for Deeper Learning. Stephanie Levin is Research Manager at the Learning Policy Institute, USA, and author of Understanding and Addressing Principal Turnover. Melanie Leung-Gagné is Research and Policy Associate on the Educator Quality and Equitable Resources and Access teams at the Learning Policy Institute, USA. Steven Tozer is Professor Emeritus of Educational Policy Studies at University of Illinois, Chicago, founding Director of the UIC Center for Urban Education Leadership, and founding Coordinator of the UIC Ed.D. Program in Urban Education Leadership, USA. Ayana Kee Campoli is an Educator for the Dekalb County, Georgia, School District and former Senior Researcher for the Learning Policy Institute, USA.