Selective Laser Sintering plays a very central role in improving musical education and composition for visually impaired students. These students are encumbered greatly by the use of braille to read music, and this is not the same notation system used by music teachers. Yeaji Kim was a doctoral student at University of Wisconsin when she developed the Tactile Stave Notation system. This system uses raised notes that can be touched to correspond with the sound and the music teachers own notation. SLS prints the notation sheets and Kim continues to test prototypes from her home in South Korea to ensure that the note resolution is just right. What an incredible application of 3D printing! Read more at 3DPrint.com: http://3dprint.com/104001/3d-printed-musical-notation/