Light is all around us in many different forms. This masterclass looks at several projects from interactive designer Ginger Leigh (Synthestruct) that utilize TouchDesigner and light in creative ways, from immersive experiences to interactive light sculptures and full-dome projections. How can light be used to visualize biological processes, sound, and data? How can different creative technologies be used to control interactive lighting projects in interesting, intuitive, and fully-customized ways? Explore how to set up an interactive lighting project in TouchDesigner, along with some personal tips and tricks on what to consider when building an interactive experience.