Quincy Cortez plucks at a slim black box laid across his legs, his fingers flashing silver. Steel strings twang with each pull from the metal rings — wearable guitar picks — adorning his right thumb, ...

Ken Emerson will perform Sept. 24 as part of George Kahumoku Jr.’s “Slack Key Show” at the Napili Kai Beach Resort. Courtesy photo Back in the early 1980s you could find Grammy-winning guitarist Ken ...