Dymphna Halls-Smith, a violinist in the Adelaide Symphony Orchestra, decided when she was 29 to volunteer as a medic in the Australian Army Reserves.
That led to a nursing degree and career change. Recently, Dymphna joined Medecins Sans Frontieres (MSF) in Tanzania, helping refugees from the civil war in Burundi.
She tells the ABC about it here.
photo (c) Dymphna Halls-Smith