In 2009 Petry received a commission from The Ivy restaurant, London, to make a large scale glass installation called "The Network".

[5] He documented the exhibition in The International Journal of Art & Design Education and to expand this for publication in Gender Sexuality, and Museums: A Routledge Reader edited by Amy K.

[6] His book Golden Rain Volumes I & II is part of his project of the same name for Ha gamle prestegard's exhibition On the Edge[7] for Stavanger 2008, European Capital of Culture.

[12] In Petry's 2018 book, ''The Word is Art'' (Thames & Hudson) he asserts the value of text in art by examining the use of text by artists from around the world, including Bruce Nauman, Julien Breton, Jeremy Deller, Takashi Murakami, Tracey Emin, Christian Boltanski, Joe Ovelman, Jenny Holzer, Ed Ruscha, Glenn Ligon and more.

[citation needed] Nature Morte: Contemporary Artists Reinvigorate the Still Life Tradition, Petry's 2013 book was adapted into a touring exhibition which was presented at Ha gamle prestegard, Norway, 2015; Konsthallen-Bohusläns Museum, Sweden, 2016; National Museum, Wrocław, Poland, 2017; The Guildhall Art Gallery, London, 2017–18.