Interactive Techniques   Chair Ken Perlin New York University   Emancipated Pixels: Real-World Graphics in the Luminous Room John Underkoffler Brygg Ullmer Hiroshi Ishii Massachusetts Institute of Technology   Skin: A Constructive Approach to Modeling Free-Form Shapes Lee Markosian Jonathan Cohen Thomas Crulli John Hughes Brown University   Six-Degrees-of-Freedom Haptic Rendering Using Voxel Sampling William A. McNeely Kevin D. Puterbaugh James J. Troy The Boeing Company   Teddy: A Sketching Interface for 3D Freeform Design Takeo Igarashi Hidehiko Tanaka University of Tokyo   Satoshi Matsuoka Tokyo Institute of Technology