Sharon Ettinger, best known by her on-air name "Rubie Green" is one of the rotating hosts of WDIY's Friday evening folk show, Unlimited Possibilities. She also wrote and recorded many of WDIY’s on-air membership drive promos during the station’s first ten years, and served as the station's Development Director from 1995 to 2005. She currently serves on the WDIY Board of Directors as a Member Representative.