The questions still facing vaccines: Expert perspectives from World Vaccine Congress Washington 2026

World Vaccine Congress Washington 2026, held at the Walter E. Washington Convention Center from March 30 to April 2, brought together senior leaders from governments, global health organizations, academia, and industry to examine how the vaccine landscape must evolve in response to shifting scientific, political, and economic realities.

Vaccine Insights spoke with four leading voices: Simon van Haren, Marion Gruber, Michael Osterholm, and Rajinder Suri, on the evidence gaps, population blind spots, and infrastructure challenges shaping the future of vaccines.

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