Jazz Tangcay Artisans EditorWhen director Shaka King was looking for an artist to deliver the end credit song for “Judas and the Black Messiah,” he went to Grammy winner H.E.R.Of the qualities that made her the perfect artist to complete the task, he says, “versatility in musicianship, soul, artistic and personal integrity. She’s a throwback.”King’s approach was to give the Oscar-nominated singer-songwriter notes about what he didn’t want.