Daniel Wigdor is a Canadian computer scientist, entrepreneur, investor, expert witness and author. He is the associate chair of Industrial Relations as well as a professor in the Department of Computer Science at the University of Toronto. Wigdor is most known for his work in Human Computer Interaction, including his work sensing technologies, operating system architectures, AI systems, manufacturing methods, haptic feedback devices, development tools, and software systems. His entrepreneurial endeavors include founding companies, including Iota Wireless, Tactual Labs, and Chatham Labs (sold to Facebook in 2020). Among his authored works are his publications in academic journals, including IEEE Transactions on Visualization and Computer Graphics as well as a book titled Brave NUI World: Designing Natural User Interfaces for Touch and Gesture. Moreover, he is the recipient of 2015 Alfred P. Sloan Research Fellowship in Computer Science.