In September 2011, hematologist Ian Davis was diagnosed with Motor Neurone Disease, a progressive condition which ultimately leads to the wasting away of muscles and, eventually, death.
From diagnosis, the average lifespan is 27 months.
In 2013, at 34 years of age, Davis was facing the realisation his life-saving work at the Peter MacCallum Cancer Centre was coming to an end.
"It was around that time MND was starting to have a significant impact on my mobility," Davis told The Huffington Post Australia. "Though I was still working at the time, I knew I would soon either have to change duties or give up work altogether.