Margaret Glaspy’s covers EP The Golden Heart Protector arrives this Friday. We’ve only had one taste of it with the New York-based singer-songwriter’s take on Wilco’s “Jesus, Etc.” with Norah Jones.

We think of Jackson Browne as the epitome of the sensitive singer-songwriter. In some of his most famous songs, his self-awareness about his flaws and his reasoned takes on doomed romance constantly ...