Hannah Dodd was born on 27 April 1992 , and is from Arcadia , New South Wales . She has sacral agenesis and spina bifida with upper limb dystonia , and is missing four vertebrae in her back . When she was about a year old , her kidneys started failing . Her entire renal system needed to be reconstructed . She has two older brothers . She can walk with the aide of a caliper , and also uses a wheelchair . As of 2012 , she is a horse riding teacher and student at the University of Western Sydney where she is majoring in sports and exercise science .