<p>Should architectural criticism be enlightening? Should it help in the creation of a better built environment? Is there a factual basis to it? Does it have a duty to present evidence in the evaluation of a building? Or should it take on what architects say about their designs? In the context of a flat internet, should architectural criticism be able to define best practices? Does it wield the power over who is in and who is out?</p><p>Architectural criticism, like all human endeavours, is at a crucial juncture. While serious architecture struggles for recognition, much so-called architectural criticism is merely a poorly paid, decorative legitimation for hyperbolic practice. Incisive architectural criticism is rare, while the definition of criticism itself has become opaque.</p><p>The 2021 International Conference on Architecture Criticism has gathered exceptional papers that define the purposes and methods of architectural criticism: What should be the ethical basis of architectural