David Siegel, Angel Investor

David Siegel is an Adjunct Associate Professor of International and Public Affairs at the Columbia University - School of International and Public Affairs. He is the former CEO of Meetup and Investopedia. He is also an angel investor primarily in the seed round of funding. His investment portfolio includes OurRitual (connectivity platform), Qwoted (platform for reporters), Between (audio APIs), and CrowdMob (mobile advertising network).