Jason Freedman has spent most of his life building start-ups. He is currently the founder and CEO of 42Floors, a search engine for commercial real estate. Before that, he founded two other companies: FlightCaster, an airline-tracking app which was acquired in 2010, and Openvote, a platform for community polling and discussion. Freedman, a two-time alumnus of the Y Combinator accelerator program, holds an MBA from Dartmouth's Tuck School of Business. His writings and entrepreneurial activities have been featured in Inc. Magazine, as well as in the New York Times, Business Insider, Life Hacker, and other publications.