John Warhurst AO is an Emeritus Professor of political science at ANU. His expertise is centred on Australian government and politics, especially parties, elections, lobbying, and church-state relations. He was a Fellow of The Australian Prime Ministers Centre, Old Parliament House in 2010 where he researched the faith of Australian Prime Ministers.

He has been extensively published, most recently on commercial lobbying in Australia. He has co-edited significant books on Australian politics including The Howard Agenda, Keeping the Bastards Honest: The Australian Democrats’ First Twenty Years and The Machine: Labour Confronts the Future. John was Chairman of the Australian Republican Movement 2002-2005. He has written a weekly column for The Canberra Times since 1998.