Although many had never heard of him, I confess that I was jealous of JD Souther throughout my college days in the early 1970s, as I had a celebrity crush on his girlfriend, Linda Ronstadt. I bought Linda Ronstadt albums, attended her concerts and learned that JD Souther was a driving force behind Ronstadt’s success. While Souther and Ronstadt were a couple, Souther produced Ronstadt’s “D...