"This album is more electronic," Big Boi said. "I've been doing 50- and 100,000-seat festivals all over the world. The crowds were not your typical hip-hop crowds. You bump into people backstage and you click naturally."

The rapper invited a few of the acts he met over his touring travels to his studio in Atlanta. Out of his sessions came collaborations with New York-based electro-pop duo Phantogram and Swedish band Little Dragon, who featured on one of the rapper's favorite tracks, the closing song, "Descending."

Read more at Reuters