Caroline O'Donnell is an Irish-born architect, educator, and writer known for her environmentally responsive designs and theoretical contributions to architecture. She holds a B.Arch from Manchester University and an M.Arch from Princeton University. As the principal of CODA (Caroline O'Donnell Architecture), she won MoMA PS1's Young Architects Program in 2013 with Party Wall. She is the Edgar A. Tafel Professor and Chair of the Department of Architecture at Cornell University, where she directs the Ecological Action Lab. Her publications, including Niche Tactics (2015) and Werewolf (2021), explore adaptive architectural strategies and sustainable urbanism.