Mar Hershenson is a Stanford PhD in Electrical Engineering who founded three startups before becoming a venture capitalist, including Barcelona Design where she developed optimization technology for analog circuit design. She's known for her zero-stage investing approach that focuses on founder potential before concrete products exist, combining her teaching background with hands-on founder development to help create CEOs rather than just pick them. Mar Hershenson is a Stanford PhD in Electrical Engineering who founded three startups before becoming a venture capitalist, including Barcelona Design where she developed optimization technology for analog circuit design. She's known for her zero-stage investing approach that focuses on founder potential before concrete products exist, combining her teaching background with hands-on founder development to help create CEOs rather than just pick them.