"Morse and Yi (the team behind What Is Punk?) highlight hip-hop's cultural hegemony via an impressively encyclopedic parade of rhyming biographies. Yi's meticulously styled clay figures are as magical as in the previous book, combining profound expressiveness with the playfulness of action figures. Her compositions are equally evocative, ranging from video snippets (the Beastie Boys strike a pose from 'Intergalactic') to formal portraits (Kanye West,...