Second language (L2) pronunciation has gained growing attention among educators and researchers. New teacher training programmes, innovative teaching methods and resources are being developed, while research on L2 speech and pronunciation continues to expand. Once overlooked, pronunciation is now actively promoted in both teaching and research. With contributions from an international team of expert scholars, this innovative volume presents L2 pronunciation 'success stories', drawing on case studies that cover languages such as English, Japanese, and Spanish. It highlights effective practices in L2 pronunciation research that positively influence teaching and learning, with special emphasis placed on practical applications that improve intelligibility, increase classroom exposure to pronunciation and support autonomous learning. By showcasing research-informed teaching, this volume bridges the gap between research and pedagogy, encouraging the integration of evidence-based strategies into everyday teaching. It is essential reading for second language teachers, trainers, researchers, postgraduate students and materials developers.