The American Orff-Schulwerk Association (AOSA) is an organization of American music educators dedicated to utilizing, advancing and preserving Orff-Schulwerk, a developmental learning approach to music education which was created by composer Carl Orff and his colleague Gunild Keetman.
With approximately 4,500 members, it is one of the larger professional organizations for music educators in the United States.
[1] AOSA offers several opportunities for professional development, including an annual national conference and the quarterly academic journal The Orff Echo.
AOSA is also responsible for accrediting and organizing graduate level certifications in Orff-Schulwerk at numerous universities throughout the United States.
Its founding members were:[2] The following is a list of universities that offer AOSA accredited graduate music studies in Orff-Schulwerk: