Charlie Roberts is an Assistant Professor of Computer Science at Worcester Polytechnic Institute, with an affiliation in the Interactive Media & Game Development program. His research examines human-centered computing in digital arts practice. He develops a family of creative coding environments for the browser, (Gibber, Gibberwocky, and Marching.js) that he uses both for educational research and audiovisual performances. They have been used to teach computational media to middle school, high school and university students in locations around the world, and Charlie has performed with them throughout the North America, Europe, and Asia in the experimental performance genre known as live coding.