Slotin Folk Art is #1 Source for Buying and Selling Self-Taught Art. For the past 26 years, Slotin Folk Art hosts auctions twice a year which feature the best in Self-taught art, Southern Folk Pottery, Outsider Art, Antique & Anonymous Folk Art, Americana, African American Decorative Arts & Quilts, International Art, Vernacular Photography, Art Brut, and New Discoveries.