Diack is Associate Professor of Contemporary Art History and the History of Photography at the University of Miami, where she specializes in conceptual art, critical theory, conflict studies, and civic engagement. She is the author of Documents of Doubt: The Photographic Conditions of Conceptual Art (University of Minnesota Press, 2020), co-author with Erina Duganne and Terri Weissman of Global Photography: A Critical History (London: Routledge, 2020), and co-editor of photographies (Fall 2017 no. 10.3) Not Just Pictures: Reassessing Critical Models for 1980s Photography. Her writing has appeared in numerous journals including, Visual Studies, History of Photography, Public, and RACAR, as well as in several edited volumes, such as Photography Performing Humor (Leuven University Press, 2019), L’art de Douglas Huebler (Presses Universitaires de Rennes, 2018), Photography and Doubt (Routledge, 2017), and The Public Life of Photographs (MIT Press and Ryerson Image Center, 2016). In 2016 Diack was the Terra Foundation for American Art Visiting Professor at the John F. Kennedy Institute for North American Studies at the Freie Universität in Berlin.