Brett Martin is a renowned entrepreneur, angel investor, and an adjunct professor at Columbia Business School. He currently serves as the Managing Partner of Charge Ventures, a seed-stage venture fund that invests in early-stage companies and helps founders take their businesses from 0 to 1. Brett has a wealth of experience in the startup industry having co-founded Switch, a mobile job discovery application, and Sonar, a location-based social network. He began his career on Wall Street as an equity research associate and has also worked with Thomas Weisel Partners, VICE Media, and AppFund. Brett is a Fulbright Scholar, having studied at SDA Bocconi and received an MBA from The Tuck School of Business at Dartmouth. He enjoys sailing, playing music, and writing for the Harvard Business Review.