Following a distinguished career of leadership in the automotive industry with General Motors and Nissan Australia, Sam Walsh joined Rio Tinto where he became Chief Executive of the Aluminium Group. He is now Chief Executive of Rio Tinto's global Iron Ore Group and has overseen its rapid expansion. More than US$7 billion has been spent on mine expansions and major infrastructure developments since 2004. In 2009, net earnings were more than US$4 billion. In addition to his leadership of a major Australian business, he has led a technological initiative for automation in the mining industry, culminating in the centre in Perth for remote operation of much of the Pilbara fixed plant, mobile and rail equipment. Sam Walsh has an extensive record of voluntary community activities. In 2010, he was appointed an Officer in the Order of Australia.