Doobie Decibel System founders Jason Crosby and Roger McNamee play an acoustic set of original and classic psychedelic tunes with tight vocal harmonies. Known for his guitar and fiddle work, Crosby has played with artists including Bob Weir, Phil Lesh, Carlos Santana, Pete Seeger, and more, as well as on studio projects with Susan Tedeschi, Teddy Thompson, and others. McNamee, lead vocalist, bass, and guitar player for the band Moonalice, pioneered the use of social media in music and wrote the best-selling book Zucked: Waking Up to the Facebook Catastrophe.