The purpose of this research brief is to understand staff turnover in a sample of center and public-school-based ECE programs in Colorado. This brief specifically addresses the following research questions: 1. What are annual staff turnover rates by job role, service sector, and profit status in a sample of ECE centers across Colorado? 2. When teachers leave, where do they go? 3. What percentage of teachers and center directors intend to leave their jobs? 4. What is the impact of teacher turnover, from the perspective of center directors? (author abstract)