Australia's education hub and have marketed it as a Learning City. The number of international students studying in Adelaide has increased rapidly in recent years to 30,726 in 2015, of which 1,824 were secondary school students. Foreign institutions have been attracted to set up campuses to increase its attractiveness as an education hub. Adelaide is the birthplace of three Nobel laureates, more than any other Australian city: physicist William Lawrence Bragg and pathologists Howard Florey and Robin Warren, all of whom completed secondary and tertiary education at St Peter's College and the University of Adelaide. Adelaide is home to research institutes, including the Royal Institution of Australia, established in 2009 as a counterpart to the two-hundred-year-old Royal Institution of Great Britain. Most of the research organisations are clustered in the Adelaide metropolitan area: The east end of North Terrace: SA Pathology; Hanson Institute; National Wine Centre. The west end of North Terrace: South Australian Health and Medical Research Institute (SAHMRI), located next to the Royal Adelaide Hospital. The Waite Research Precinct: SARDI Head Office and Plant Research Centre; AWRI; ACPFG; CSIRO research laboratories. SARDI also has establishments at Glenside and West Beach. Edinburgh, South Australia: DSTO; BAE Systems (Australia); Lockheed Martin Australia Electronic Systems. Technology Park (Mawson Lakes): BAE Systems; Optus; Raytheon; Topcon; Lockheed Martin Australia Electronic Systems. Research Park at Thebarton: businesses involved in materials engineering, biotechnology, environmental services, information technology, industrial design, laser/optics technology, health products, engineering services, radar systems, telecommunications and petroleum services. Science Park (adjacent to Flinders University): Playford Capital. The Basil Hetzel Institute for Translational Health Research in Woodville the research arm of the Queen Elizabeth Hospital, Adelaide The Joanna Briggs Institute, a global research collaboration for evidence-based healthcare with its headquarters in North Adelaide. Government South Australia is a constitutional monarchy with King Charles III as sovereign, and the Governor of South Australia as his representative. It is a state of the Commonwealth of Australia. The bicameral Parliament of South Australia consists of the lower house known as the House of Assembly and the upper house known as the Legislative Council. General elections are held every four years, the last being the 2022 election. Initially, the Governor of South Australia held almost total power, derived from the letters patent of the imperial government to create the colony. He was accountable only to the British Colonial Office, and thus democracy did not exist in the