The Underground Poetry Metro Transportation System for Souls collects 16 essays by late Tony Hoagland. Gathered by Hoagland himself into a volume for the Poets on Poetry series, these pieces grapple with an expansive range of poetic and cultural concerns--and the surprising and necessary knowledge to be found where they cross paths. His trademark humor and irony, at once approachable, thoughtful, and sophisticated, lead the way toward clear-eyed,...