A scientist whose work has helped thousands of Australians with spinal cord injuries has been named the 2017 Queensland Australian of the Year.
Professor Alan Mackay-Sim has dedicated his life to studying the regenerative properties of stem cells and using them to repair damaged spinal cords.
His 2002 clinical trials played a key role in restoring mobility for a quadriplegic man, in a world first in 2014.
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69-year-old neuroscientist Professor Perry F Bartlett, has been named Queensland Senior Australian of the Year, and 17-year-old social entrepreneur Taj Pabari took out Queensland Young Australian of the Year.
Multicultural ambassador Yasmin Khan has been named Queensland Local Hero.
The four winners become finalists for their categories in the Australian of the Year awards which will be held in January.