The book "Experts Make Schools" by Stephan Rösselet offers a thorough analysis of the educational challenges faced by multilingual students with a migration background. Through a comprehensive Delphi study, it gathers the perspectives of experts from academia, teaching, and educational administration. Rösselet examines the effectiveness and feasibility of various support measures and emphasizes the importance of systematic networking of support within the school system. This textbook is aimed at educators and decision-makers interested in improving the school integration and academic success of multilingual students. It provides valuable insights and practical recommendations for promoting language skills and supporting individual learning needs.