This long-awaited text provides the most current, high-quality pedagogical and assessment approaches and strategies that respond to current policy and high-stakes standards movement, and that can effectively increase academic achievement in at-risk English language learners. This text is framed within a contemporary socio-constructivistic developmental view of teaching and learning in ESL education and from an integrationist perspective, offering an integration of most effective pedagogy for enhancing the quality of instruction and assessment in ESL students. Case examples are provided in boxes and text throughout chapters to help students apply concepts and learn problem-solving techniques through case studies.