This volume brings together a selection of essential articles from the journal "Revista Internacional de Educación Musical (RIEM)," a Spanish-language journal published by the International Society for Music Education, making this work available to an English-speaking audience for the first time. With chapters representing a wide range of countries in the Ibero-American world, including Argentina, Brazil, Chile, Colombia, Mexico, Portugal, and Spain, the book aims to develop international exchange in the music education community. The book is structured around key themes, including music teacher training, youth music education, higher music education, and sociomusical programs, with a focus on opportunities for improvement across music education contexts inside and outside schools. Making vibrant research and practice from across the region available to a wider international audience, this book facilitates exchanges between researchers and educators and enhances global music education studies by highlighting groundbreaking work from Spanish- and Portuguese-speaking countries.