The man we love to hate: time to reassess Thomas Robert Malthus (18 May 2016)


The Paper Commonwealth (BBC radio 4, 21 July 2014)


Stories from the Sandstone: The Archaeology and History of Quarantine (March 2013)


Review of Mark Harrison’s ‘Contagion: How Commerce Has Spread Disease’ (Times Higher Education)


 Malthus and the New World (ABC radio, 30 October 2011)


Apocalyptic Concerns Over World Population Not New (ABC radio, 30 May 2014)


Writing Science Biographies (ABC radio, 20 May 2009)


Darwin & Co: The Anniversary of a Revolution (ABC radio, 29 January 2009)


Biology at the Border: An Interview with Alison Bashford (Edible Geography, October 2009)


Australian Art takes Evolutionary Turn (Sydney Morning Herald, September 1, 2009)


Griffith Taylor: Visionary, Environmentalist and Explorer (ABC radio, 4 September 2008)


Population Lost in Global Debate (Sydney Morning Herald, April 7, 2008)


Australia’s Eugenic Heritage (ABC radio, 22 April 2007)


Bird Flu: Risks, Laws and Rights (ABC radio, 16 July 2006)