Since the California measles outbreak, the anti-vaccine movement has come under scrutiny and has been blamed for the epidemic. It is understandable in many ways that parents are concerned about autism and if it is caused by vaccines. The amount of cases of autism seems to be growing but the reason why people contract autism is still a mystery.
The evidence is overwhelming that vaccines do not cause autism but people still have their doubts. ReasonTV did a video on the controversy surrounding autism and vaccines that you can view for free below. Also, note the environmentalist presence in the anti-vaccine camp with Jenny McCarthy and Jim Carey wearing t-shirts stating Green Our Vaccines.