You’re familiar with Angel Deradoorian’s voice. As the former bassist, keyboardist & vocalist for Dirty Projectors, her levitating vocals buoyed the Brooklyn-based group. She’s been a member of Avey Tare’s Slasher Flicks, sang on Flying Lotus’ “Siren Song,” and has collaborated with Vampire Weekend, Bjork, Matmos, Brandon Flowers, Boots, the Roots, et al.