Dabney Roger "Darby" Slick (born 1944) is an American guitarist and songwriter, best known as a former member of The Great Society, and as the writer of the Jefferson Airplane song "Somebody to Love." In 1965, he co-founded The Great Society with his brother Jerry Slick, Jenn Piersol, and his sister-in-law Grace Slick (David Miner and Bard Du Pont joined shortly afterward). Darby played lead guitar and occasionally performed backup vocals early on and less often towards the disbanding. He wrote some other songs for The Great Society, including "Free Advice" and "Darkly Smiling."