Celebrating the release of Adam Mansbach's acclaimed novel, Rage Is Back, J.PERIOD recruits legendary Roots front man Black Thought for an exclusive dub plate collaboration, "Rage Is Back (Freestyle)," featuring new rhymes from Philly's finest over Nas' classic "New York State of Mind" instrumental. With J.PERIOD on the cut, Black Thought goes H.A.M. on the track, getting at the "Ginsbourg's and Kerouac's" of the rap world, and proving once again that he ranks among hip hop's all-time greats. Read Okayplayer's review, or listen to #RAGEISBACK in its entirety. To learn more about #RAGEISBACK, click here.