Problems of Style: Foundations for a History of OrnamentWritten at the height of the arts and crafts movement in fin de siecle Vienna, Alois Riegl's Stilfragen represented a turning point in defining art and understanding the sources of its inspiration. Demonstrating an uninterrupted continunity in the history of ornament from the ancient Egyptian through the Islamic period, Riegl argued that the creative urge manifests itself in both "great art" and the most humble artifact, and that change is an inherent