As executive director of the Stanford Technology Ventures Program, Tina Seelig guides her students as they make the difficult transition from the academic environment to the professional world, providing tangible skills and insights that will last a lifetime. Seelig is an entrepreneur, neuroscientist, and popular teacher, and in What I Wish I Knew When I Was 20 she shares with us what she offers her students—provocative stories, inspiring advice, and a big dose of humility and humor.