Andrew Wakefield

Andrew Jeremy Wakefield (born 1957) is a former British doctor who became an anti-vaccine activist. He was a gastroenterologist until he was fired and removed from the UK medical register for unethical behaviour, misconduct and dishonesty. 
In 1998 he was the lead author of a misleading research paper falsely claiming that there was a link between the measles, mumps and rubella (MMR) vaccine and autism and bowel disease.