The violinist on her new recordings of music by Philip Glass, Billy Childs, and Michael Daugherty—and what it means to build trust with the composers who write for her.

New single "FFFFF" adds another page to her masterplan, and it’s an addictive, ultra-transfixing work of sonic art. Playing and coy, the searing electronics – Lexie produces her own work, naturally – are matched to a cinematic vocal.