COVID-19 transformed cruise ship infection prevention from an operational footnote into an existential industry crisis. The Diamond Princess became a global symbol of shipboard transmission failure. Multiple cruise lines suspended operations for over a year. And the industry was forced to rebuild its health and safety protocols from the ground up — under intense public scrutiny and regulatory pressure.
Dr. Paul Kilgore is a physician-epidemiologist, former CDC Epidemic Intelligence Service Officer, and principal investigator on COVID-19 vaccine clinical trials. He has authored more than 150 peer-reviewed publications in infectious disease epidemiology and has spent his career studying how infections spread through populations — including in the enclosed, high-density, multinational environments that define cruise ships.
This session evaluates the state of cruise ship infection prevention after COVID-19: what protocols were implemented, which ones are backed by evidence, which were theater, and where critical gaps remain. Dr. Kilgore covers ventilation and air handling systems, sanitation and surface hygiene, outbreak detection and reporting, isolation and quarantine procedures at sea, vaccination requirements for passengers and crew, the CDC Vessel Sanitation Program and its limitations, and the emerging infectious disease threats the industry needs to prepare for next. He draws on both the epidemiological evidence and real-world outbreak data to distinguish effective prevention from compliance-driven box-checking.
Attendees leave with an evidence-based assessment of current cruise ship infection prevention and a framework for continuous improvement.

Format: Keynote or industry session. Duration: 45–60 minutes. Target audience: Cruise line health and safety executives, maritime health officers, CDC Vessel Sanitation Program stakeholders, public health regulators, cruise industry associations (CLIA), infection preventionists, travel health professionals. AV needs: screen, microphone, HDMI.