Keynote by Kelly Delp (Cornell University) Gradient-Based Dovetail Joint Shape Optimization for Stiffness Xingyuan Sun, Chenyue Cai, Ryan P. Adams and Szymon Rusinkiewicz StructCode: Leveraging Fabrication Artifacts to Store Data in Laser-Cut Objects Mustafa Doga Dogan, Vivian Hsinyueh Chan, Richard Qi, Grace Tang, Thijs Roumen and Stefanie Mueller