Powerfully poignant and equally tender, My Dearest Ruth is Garrop’s musical setting of the final love letter from Martin Ginsburg to his wife, the opera-loving Supreme Court Justice Ruth Bader Ginsburg, only days before Martin’s passing. Commissioned by the family to celebrate Justice Ginsburg’s 80th birthday, the work later became a highlight of the Cedille Records CD “Notorious RBG in Song.” My Dearest Ruth is a touching 6½-minute scene, touching in sound, deeply dramatic in meaning.

Commis...