Sydney Morning Herald | Venues cancel events featuring US anti-vaccination campaigner Sherri Tenpenny Sydney Morning Herald At least five Australian conference venues booked to host American anti-vaccination campaigner Sherri Tenpenny have cancelled the events as pressure mounts over her speaking tour. The controversial osteopath who claims vaccines are linked to autism, ... Anti-vax seminar in Sydney cancelled Sherri Tenpenny: US anti-vaccination campaigner's Sydney and Melbourne ... Sydney venue cancels talk by anti-vaccine activist Sherri Tenpenny |