Conversation so far:
What was Alfred Russel Wallace a well known figure as?
Alfred Russel Wallace OM FRS (8 January 1823 – 7 November 1913) was a British naturalist, explorer, geographer, anthropologist, and biologist.
What vaccinations did Alfred Russel Wallace question?
In the early 1880s, Alfred Russel Wallace was drawn into the debate over mandatory smallpox vaccination.

Question: Did he suggest to use vaccinations?
Self-contained rewrite: Did Alfred Russel Wallace suggest to use vaccinations?