Arrangers are musicians who take existing musical compositions and adapt them for different ensembles or styles, particularly in the context of big bands. They play a vital role in shaping the sound and structure of a piece by deciding on instrumentation, harmonies, and dynamics, ensuring that each part complements the overall arrangement. Their creativity and technical skills are crucial for transforming a simple melody into a full-fledged performance that showcases the talents of the band members.
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