Bon Iver live in concert from The 9:30 Club. Mito Habe-Evans/NPR hide caption

itoggle caption Mito Habe-Evans/NPR

Bob Moog, namesake of the annual Moogfest music festival in Asheville, N.C.

Courtesy of the Bob Moog Foundation hide caption

itoggle caption Courtesy of the Bob Moog Foundation