Sweet Adelines International is a highly respected worldwide organization of women singers committed to advancing the musical art form of barbershop harmony through education and performance. This nonprofit music education association is one of the world's largest singing organizations for women.Members extend over five continents and belong to more than 500 choruses and 1,200 quartets. Sweet Adelines member's sing a cappella, four-part harmony music, barbershop style. The music includes special arrangements of today's ballads and upbeat songs, popular show tunes, and even jazz. Members say that singing the powerfully balanced sounds of barbershop harmony provides a rich, rewarding experience.Sweet Adelines International is governed by an elected board of directors and administered by a professional staff in Tulsa, Okla. The staff manages a wide range of programs and services, including:* The Pitch Pipe, a quarterly magazine* Digital mastering of audio and video productions* Music publishing services, with hundreds of barbershop arrangements in print* Distribution of music and performance video for entertainment and education* Convention planning for events attended by 8-10,000 people annually* International Sales, an educationally focused inventory of products * Contests in quartet and chorus singing at regional and international levels* Bi-annual A Cappella Harmony Academy, Directors Seminar, Judge Training and Arrangers Workshop