David Siegel is the CEO of Meetup, the leading social media platform dedicated to online groups that meet in person. He has over 20 years of experience as a technology and digital media executive leading organizations through innovative product development, rapid revenue growth and traffic acceleration. Prior to joining Meetup, David was CEO of Investopedia and before that, President of Seeking Alpha. David holds a BA in Philosophy, Politics & Economics and an MBA from the University of Pennsylvania. He is also an Adjunct Professor at Columbia University and Pace University where he teaches courses in Strategic Planning & Entrepreneurship.