Pattern Recognition, an exhibition of public billboards for the 2008 Melbourne International Arts Festival, was described as exploring "ideas about photography itself and the way it has historically been used to order and categorise life".

[14] His work with 3D printing and CNC fabrication led to Sleeth's sculptural installation, The Rise and Fall of Western Civilization (And Other Obvious Metaphors).

[15] As his film practice evolved, Sleeth's interest in performance became more apparent, particularly in video works such as I Don't See God Up Here[16] and Kerobokan Portraits [Andrew and Myuran].

[18] Presented by Arts House and Experimenta, the live performance combined opera singers, laser set-design and purpose-built drones to bring together the sense of surveillance and menace that explores our relationship with new technologies.

[25] In his feature film debut, Sleeth highlighted the final 72 hours of Sukumaran's life and questions the use of execution as a means of punishment.