Guillermo is an architect and PhD candidate at Princeton University. His research examines architecture's pivotal role in capital and territorial expansion during the Cold War and decolonisation era of the 1960–70s. A former Mellon-Marron Fellow in Architecture & Design at MoMA, Guillermo has published extensively and is coediting Sick Architecture (MIT Press, forthcoming 2025) with Beatriz Colomina and Nick Axel. He has taught at Columbia GSAPP and Princeton as well as the AA, and his work has been exhibited internationally, including at the 16th Venice Architecture Biennale.