Kathy Porto Chang is a seasoned product leader and angel investor with extensive experience in technology and finance. Currently serving as a Product Lead at Stripe since January 2022, Kathy has spearheaded various products, such as Stripe Tax and Stripe Radar, focusing on optimizing payment processes and fraud prevention. As a Founding Operator at Coalition Operators and an active angel investor since 2012, Kathy supports ambitious founders and connects senior leaders with startups. Previous roles at Twitter included Group Product Manager for Information Quality, enhancing user trust on the platform, and Senior Product Manager for Recommendations. Kathy's background also includes positions at Signpost, Huge, and Oaktree Capital Management. Academically, Kathy holds an MBA from Stanford University, along with Bachelor's degrees in Finance and International Relations from the University of Pennsylvania.