Historical rankings of Prime Ministers of Australia teaching or researching in the fields of Australian politics or history" to place Australia's prime ministers in five categories; 40 responded. Five points were awarded to prime ministers judged "outstanding", four for those considered "good", three for "average", two for "below average", and one for "failure". The three caretaker prime ministers were excluded from consideration, as was the serving prime minister, Julia Gillard. John Curtin received the highest average rating, 4.78, and he was the only prime minister who no respondents gave a rating lower than "good". It is possible to compare the highest approval ratings achieved by Prime Ministers
Julia Gillard Island, Papua New Guinea to be re-opened. The amended bill passed with the support of the Opposition on 16 August 2012. Gillard held the responsibilities of the Education portfolio for four days after becoming Prime Minister, before appointing Simon Crean as Education Minister on 28 June 2010. Following the 2010 election, Peter Garrett assumed the role of Minister for Education, where he remained until June 2013. Gillard also altered the nomenclature of "Minister for Innovation, Industry, Science and Research" to comprise tertiary education; Chris Evans, Chris Bowen, and later, Craig Emerson, each served as Minister for Tertiary Education, Skills, Science