"Freedom of Flight," a sculptural collaboration between multimedia artists Eileen Borgeson and Russ Ogi, was a long time in the making. From 2D sketch to 3D print to a 3D printed version optimized for holographic technology, the sculpture has a years-long history, and for the first time, the original 3D print is on display alongside the holographic version at San Francisco's Innovation Hangar in an exhibit entitled "The Evolution of Freedom." The name is apt in more ways than one, as it honors both the evolution of an art piece and the evolution of flight. Read more at 3DPrint.com: https://3dprint.com/133904/evolution-of-freedom/