Mangan was born in Geelong, Victoria and studied Fine Art at the Victorian College of Art, Melbourne. Following graduation in 1999, Mangan undertook a two-year studio residency at 200 Gertrude Street as well as two international residencies (the Australia Council’s New York Green Street Residency in 2006 and Recollets Artist Residency, Paris, 2011).
In 2007, Mangan was a recipient of the Anne and Gordon Samstag Award, which he undertook in Berlin, Germany. Mangan has exhibited both in Australia and internationally. Recent exhibitions include Talking Pictures, Artspace, Sydney, 2011; Adelaide Biennial of Australian Art: Before & After Science, 2010; Between a Rock and a Hard place, Art Gallery of New South Wales, 2009; Lucky Number Seven, SITE International Biennial, SITE Santa Fe, USA, 2008; The Shadow Cabinet, the second phase of Master Humphrey’s Clock, de Appel Arts Centre, Amsterdam; and Adventures with Form in Space, The Fourth Balnaves Foundation Sculpture Project, Art Gallery of New South Wales, Sydney, 2006. Recent solo exhibitions include Nauru, notes from a cretaceous world, shown at Sutton Gallery, Melbourne and Hopkinson Cundy, Auckland, New Zealand and Some Kinds of Duration, Centre for Contemporary Photography, Melbourne, Australia, 2012.