Rob founded Optimal.com which helps consumers block ads on iOS while still paying publishers for great content. Rob was the founder & CEO of OptimalSocial, sold in 2013 for $35 million. He was an e-commerce analyst at Jupiter Research and Nielsen NetRatings, was an early LinkedIn employee, and a CFA charterholder. He grew up in Pretoria, South Africa and majored in Computer Science and Economics at Dartmouth College. He lives in Boulder, Colorado.