I interviewed Paul Hoffman and he confirmed my suspicion that he is, in fact, the man.
"For those who still hear the banjo lick from “Deliverance” every time the word bluegrass is uttered, fear not. Greensky Bluegrass is re-defining the genre for the next generation. Combining acoustic instruments with the unpredictable attitude of improvisational rock and roll, the five-piece returns to Pensacola for what should be a barn-burner of a weekend show. Mandolin player and vocalist Paul Hoffman spoke with O&A about playing with his idols, the unique spirit of acoustic music, and how he stays sane on the road."