Dave Lewis

Dave Lewis is a prominent cybersecurity expert currently serving as the Global Advisory CISO at 1Password, where leadership of the Special Operations & Engagements team involves managing high-performing security professionals engaged in research and content development. In April 2025, Lewis founded and hosts the Chasing Entropy Podcast, focusing on timely cybersecurity topics. Lewis also serves on the advisory boards for Knostic, Byos, and Sightline Security, providing strategic guidance in AI security, product development, and enhancing cybersecurity for nonprofits. As the Managing Director and Founder of Liquidmatrix Security Advisors, Lewis offers extensive cybersecurity consultancy, while also contributing as a faculty member for IANS and an advisor for Securosis. Educational credentials include a Graduate Certificate in Cybersecurity from Harvard University and studies at Harvard Business School and The London School of Economics.