Dr George O'Neil was born in Limerick, Ireland and immigrated as a child to Perth, WA. He studied medicine and became an obstetrician, helping to deliver babies in Australia, Africa and the UK. Through his work, he has developed many new medical devices and practices in the areas of obstetrics, pain management, malnutrition, urinary catheterisation, drug delivery and addiction. In 1984, he started Go Medical to develop and market his ideas. In 1997, he founded the Fresh Start Recovery Programme in Perth, where he has pioneered the use of long acting opioid and GABA antagonists in the treatment of addiction.