How do we develop musical creativity? How is musical creativity nurtured in collaborative improvisation? How is it used as a communicative tool in music therapy? This comprehensive volume offers new research on these questions by an international team of experts from the fields of music education, music psychology and music therapy. The book celebrates the rich diversity of ways in which learners of all ages develop and use musical creativity. Contributions focus broadly on the composition/improvisation process, considering its conceptualization and practices in a number of contexts. The authors examine how musical creativity can be fostered in formal settings, drawing examples from primary and secondary schools, studio, conservatoire and university settings, as well as specialist music schools and music therapy sessions. These essays will inspire readers to think deeply about musical creativity and its development. The book will be of crucial interest to music educators, policy makers, researchers and students, as it draws on applied research from across the globe, promoting coherent and symbiotic links between education, music and psychology research.