John Sullivan is a music technology researcher whose work focuses on user-centered design of new instruments and technologies for music and multimedia performance. With a background in music performance and human-computer interaction, his work includes user research, participatory design workshops and collaborations with musicians to better understand and support professional performance practices. Additionally he has conducted research in the areas of motion capture analysis of live performance, haptic interaction, and accessible digital musical instrument design.

Under the name Johnny Venom, he has been a part of multiple indie rock groups from the northeastern US. He released several albums with various projects and has toured extensively in the US, Canada, and Europe.