With songs recorded by artists ranging from Shinedown to Josh Groban, Dave Bassett possesses an eclectic résumé. “Ex’s and Oh’s,” co-written and produced with Elle King, and the anthem “Fight Song,” co-written with Rachel Platten, have added substantially to his diverse portfolio. The Storyophonic team travels to Dave’s solar-powered studio high in the mountains above Malibu for an elevated look into the art and craft of this industrious and inventive songwriter, producer and musician.