Early on in "The Makings of Curtis Mayfield," H.E.R., the 27-year-old R&B pop star who directed the film and appears in it as its interviewer and tour guide, offers a telling observation about her ...

As a pioneer of the sound and vibe of the ’70s whose influence was impossibly ... And that doesn’t begin to measure how Mayfield’s soul-funk imagination cast its shadow over such disparate ...