Kevin Condon's is not the face you usually see splashed across a news story about vaccination. It's usually a chubbier, more youthful visage. About seven decades more youthful.

The babies and preschoolers of parents opposed to vaccinations are the unrivalled targets of government and media focus surrounding immunisation rates. But the children of anti-vaxxers and vaccine-hesitant people form a tiny subset of Australia's under-vaccinated population. Read more