Trefny Dix received a B.F.A. in Sculpture from Indiana University Bloomington, Bloomington, IN in 1993. She learned glass casting while working at Studio Inferno, New Orleans, LA and has studied glass casting and glass blowing at Pilchuck Glass School, Stanwood, WA. Trefny has also taken classes at The Studio at Corning, NY. She has been working in glass for 19 years.