Bryan Baum is a serial entrepreneur who co-founded and sold four companies including Blue Vision Labs to Lyft and has made over 200 personal angel investments in companies like Uber, Airbnb, and Slack before becoming a venture investor at K5 Global. He studied game theory and philosophy at Oxford and Swarthmore and applies this academic background to investing while also helping build consumer brands like Kendall Jenner's 818 Tequila alongside deep tech companies like SpaceX. Bryan Baum is a serial entrepreneur who co-founded and sold four companies including Blue Vision Labs to Lyft and has made over 200 personal angel investments in companies like Uber, Airbnb, and Slack before becoming a venture investor at K5 Global. He studied game theory and philosophy at Oxford and Swarthmore and applies this academic background to investing while also helping build consumer brands like Kendall Jenner's 818 Tequila alongside deep tech companies like SpaceX.