Kyogu Lee
Seoul National University / Supertone, Professor/CEO
Kyogu Lee earned a BS in Electrical Engineering from Seoul National University (1996), an MM in Music Technology from New York University (2002), and both an MS in Electrical Engineering (2007) and a PhD in Computer Music and Acoustics (2008) from Stanford University.
He began his professional career as a Senior Research Scientist at Gracenote’s Media Technology Lab (2007–2009) before joining Seoul National University in 2009. At SNU, he serves as a professor in the Department of Intelligence and Information and leads both the Music and Audio Research Group and the X+AI Research Division at the SNU AI Institute, conducting cutting-edge research on machine learning and audio-signal processing for speech and music.
Building on his extensive academic and technical expertise, Professor Lee founded Supertone in March 2020—an AI-powered audio solutions company for creators—where he serves as CEO. Recognized globally for his contributions to the field, he was named the only Korean honoree on the TIME100 AI list in 2024.
Beyond Words: How Voice AI is Reshaping the Future of Content and Communication
Voice AI is emerging as a technology that can preserve the emotion, tone, and individuality of the human voice while transforming large-scale content production and global communication. Supertone’s voice synthesis technology enables the precise separation and recombination of vocal characteristics, pitch, and linguistic elements, making it possible to produce high-quality multilingual dubbing and creative content with minimal effort. This allows for natural localization across language barriers and more immersive interactive experiences, helping creators and businesses connect with a broader global audience. Ultimately, Voice AI is reshaping not only how content is produced, but also the way stories are told and communication takes place, making them more human and conversational while expanding the possibilities of the creative ecosystem.