Elizabeth Cotten is a self-taught guitarist, singer and songwriter who didn’t attain any degree of public recognition until she was in her mid-60s, Elizabeth “Libba” Cotten nonetheless became one of the most revered figures in the world of folk music after her talents were discovered in the 1950s, with her song “Freight Train” becoming a standard. Cotten’s unusual self-invented picking style (born of necessity, as the left-handed Libba learned to play on a right-handed guitar turned upside-down)