During his tenure as Curator of International Painting and Sculpture at the National Gallery of Australia from 2000 – 2002 he curated several exhibitions including Frida Kahlo, Diego Rivera, and Mexican Modernism; Sol LeWitt Drawings, Prints and Books 1968-1988; and Jackson Pollock’s Blue Poles. In 2008 he co-curated The Art of Making Sense at the Cunningham Dax Collection in Melbourne.
He has received several research awards from the Australian Research Council (2018, 2012, 2007) and the Ian Potter Foundation (2014) and was a named Collaborator on a project funded by the Social Sciences and Humanities Research Council of Canada (2012 - 2017). He has held visiting appointments at the Department of Italian Studies, New York University (2013), The Centre for Advanced Studies in the Visual Arts, Washington D.C. (2006), and the Humanities Research Centre at The Australian National University (2005). From 2014 – 2018 he was President of the Art Association of Australia and New Zealand.