Dion Barja

I am an undergraduate computer science student at the University of Manitoba. I previously worked at the University of Waterloo HCI Lab, advised by Matthew Brehmer, and at the University of Manitoba’s Human-Computer Interaction Lab, advised by David Gerhard.

I will be visiting the University of Toronto this summer, working with Fanny Chevalier of the Dynamic Graphics Project!

Email  /  GitHub  /  LinkedIn

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Research

My research focuses on developing and evaluating novel techniques for interacting with data.

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Glass Chirolytics: Reciprocal Compositing and Shared Gestural Control for Face-to-Face Collaborative Visualization at a Distance


Dion Barja and Matthew Brehmer
ACM Conference on Human Factors in Computing Systems (CHI), 2026
paper / code

We propose Glass Chirolytics as a novel approach to supporting face-to-face paired analytics conversations between remote participants.

Design and source code from Jon Barron's website