Before Hamiet Bluiett came along, the baritone saxophone in jazz was mostly a supporting player — think Gerry Mulligan holding down harmony, or a big-band section filling out the low end. Bluiett had other plans. He grew up in Illinois, came up through the Black Artists Group scene in St. Louis alongside players like Oliver Lake and Julius Hemphill, and brought a big, raw, blues-soaked sound to an instrument most people thought was too clumsy to be a lead voice.

He's best known as a founding member of the World Saxophone Quartet, the all-reeds group he started in the late 1970s with Hemphill, Lake, and David Murray. No rhythm section, no piano, no bass — just four saxophones figuring out how to swing, holler, and harmonize without a safety net. Bluiett's baritone was the anchor, but it never just sat there keeping time. He'd push the horn into its upper register until it screamed like an alto, or drop down so low and gritty it sounded like it was growling at you.

Outside the Quartet, Bluiett kept chasing the idea that the baritone could carry a whole band by itself. He led baritone-only groups — stacking four or five of the big horns together, which sounds like it should be a mess but in his hands became something close to a pipe organ, thick and churchy. He had deep roots in gospel and blues, and you can hear that in how he phrases things: less about flash, more about weight and feeling. Albums like Resolution (1977) show that combination of free playing and down-home soul that made him hard to categorize.

That's really the thing to know going in — Bluiett wasn't a technician showing off range for its own sake. He was interested in tone, in texture, in making a big horn sound like it had something urgent to say. If you come to him expecting polished post-bop lines, you might be thrown by how much space and grit he leaves in. But if you want to hear what a baritone sax can do when somebody refuses to treat it as background furniture, he's the one to put on.