Cathie So, PhD
Applied AI researcher and founder. Building Helpurr, researching how brains and models represent the world, and training professionals to work with AI.
AI researcher with a PhD in psychology from the University of Hong Kong. I work across verifiable AI, large language model evaluation, and the psychology of decision confidence and calibration. Previously Chief Scientist at a verifiable-machine-learning lab, a ZKML researcher at the Ethereum Foundation's Privacy & Scaling Explorations, and an Honorary Lecturer in psychology at HKU.
Now
Helpurr
Founder and technical lead of an AI-powered cat wellness app used by more than 4,500 caregivers. helpurr.app
Research
Decision confidence and calibration, LLM evaluation, and verifiable machine learning.
Teaching
Hands-on AI training for professionals.
Selected Work
Hackathon Wins
Publications
Elsewhere
For consulting and corporate training: ikz.ai