Donny Hathaway remains widely admired in jazz, but much of his repertoire has yet to be tapped by improvisers. Michael Ochs Archives/Getty Images hide caption

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Michael Ochs Archives/Getty Images

Kenny Garrett's "Welcome Earth Song" conjures the spirit of Pharoah Sanders — and a soul-stirring church service. Courtesy of the artist hide caption

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Courtesy of the artist

Seeds from the Underground

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