Book excerpt: Help ELLs achieve success with an integrated, collaborative program! Teacher collaboration and co-teaching are proven strategies for helping students with diverse needs achieve academically. Now this practical resource provides a step-by-step guide to making collaboration and co-teaching work for general education teachers and English as a second language (ESL) specialists to better serve the needs of English language learners (ELLs). The authors address the fundamental questions of collaboration and co-teaching, examine how a collaborative program helps ELLs learn content while meeting English language development goals, and offer information on school leaders' roles in facilitating collaboration schoolwide. Featuring six in-depth case studies, this guide helps educators: Understand the benefits and challenges of collaborative service delivery Choose from a range of strategies and configurations, from informal planning and collaboration to a fully developed co-teaching partnership Use templates, planning guides, and other practical tools to put collaboration into practice Evaluate the strategies' success using the guidelines, self-assessments, and questionnaires included Collaboration and Co-Teaching helps ESL, ELL, and general education teachers combine their expertise to provide better support for their ELLs!