Vaccinology
Jonas Salk
An answer to the fear of polio.
The problem
A question worth answering.
Polio outbreaks caused paralysis and anxiety for families.
What they did
Salk and his team developed an inactivated polio vaccine. A large trial established its effectiveness in 1955.
What changed
Vaccination changed the course of polio in many countries, though global eradication remains unfinished.
Where you meet their legacy
In the knowledge, systems and people who carry the work forward today.
Evidence and further reading
This story does not assign sole credit for a collective achievement.