The report includes snapshots of eleven educator development approaches and analyzes themes, tensions, barriers, and opportunities to scale within and across them. While many early childhood programs around the country align with the principles of ideal learning, analysis of this sample sheds light on a range of universally important equity factors including cost model, training format, use of public funding, alignment with credentialing systems, and approaches to issues of diversity, equity and inclusion. The report concludes with tangible recommendations for advocates, policymakers, and philanthropists. (author abstract)