Vaccine expert Julie Leask says internet outrage about vaccination risks make problem worse

Don’t feed the trolls. It’s advice always better heeded than not, but one of Australia’s immunisation experts says it is particularly important when it comes to vaccine deniers. University of Sydney Associate Professor Julie Leask says the trend towards collective moral outrage about people who don’t vaccinate their children risks making the problem worse.

• Read Health Editor Amy Corderoy’s full story on the Sydney Morning Herald website.