Dr. Ragsdale blends decades of public and corporate service, technical expertise, and strategic foresight to help safeguard our nation in the digital age. A retired U.S. Army Colonel with deployments to Grenada, Iraq, and Afghanistan, Rags has logged over 41 years of Federal service—bringing his people-focused leadership and technical experience to some of the most impactful institutions in national defense, including the White House, the Pentagon, West Point, and DARPA.
With recent service in the White House Office of the National Cyber Director, D. Ragsdale now serves as Founder and Principal at Full Spectrum Cyber Solutions, advising government and industry leaders on building resilient, secure, and forward-looking cyber strategies in the age of AI. He serves on multiple boards, including Sandia National Laboratories, the Technology Advancement Center, the AI Cyber League, and the Military Cyber Professionals Association. A frequent public speaker, Dr. Ragsdale remains a prolific author and an outspoken advocate for Veterans and their families.