Eric Lefkofsky is the Founder and CEO of Tempus, a technology company that uses AI and data analytics to enable precision medicine. Tempus is actively involved in biomarkers research for cancer and other diseases. He is also the co-founder of Groupon, Echo Global Logistics, InnerWorkings, and Mediaocean. He is an early investor in Uptake, and the managing director of Chicago-based venture capital firm Lightbank.