by Charlotte DillonThe upstate New York bluegrass group known as the Gibson Brothers is really two talented brothers and a father-and-son team who can deliver a close-knit harmony without a hitch. The brothers are writer, banjoist, and vocalist Eric Gibson and writer, guitarist, and vocalist Leigh Gibson. The father-and-son team is Junior Barber on Resophonic guitar and son Mike Barber on acoustic bass. Brothers Leigh and Eric began performing before their teens, playing gospel instrumentals in the local church. They added singing harmonies to their act when they were around 16. They did numbers by artists such as Buck Owens and Jim & Jesse. A musician by the name of Bob Fuller made sure the young brothers were exposed to the music of bluegrass greats like Red Allen, Bill Monroe, and Jimmy Martin. In 1994, as a group of four, the Gibson Brothers recorded their debut album, Underneath a Harvest Moon, released by the independent label Big Elm R...