Robert Glasper Experiment performs for the Soul'd Out Music Festival, at Dante's in Portland, Oregon, April 15, 2015. Robert Glasper Experiment on this night: Robert Glasper - keyboards Casey Benjamin - vocoder, saxophone Boom Bishop (AKA Burniss Travis) - bass Mark Colenburg - drums Sorry the video cuts out at the very end! There was another 30 seconds to go,but my camera auto stopped.