Michael Marshall - Using data to counter quackery and alternative medicine

As skeptics, it's easy for us to warn people about the harms of alternative medicine at an individual level, but what can we do when quackery is being pushed by authorities, or when the problem is to widespread for a one-on-one approach?
From NHS homeopathy to midwifery alt-med, via quack charities and dubious overseas cancer clinics, professional skeptical investigator Michael Marshall will explain how a dogged approach to analysing publicly-available data can help us understand what we're up against, and provide the media with the evidence they need to publish stories that make a difference.