The Five Stages of Collapse by Dmitry Orlov .Orlov tracks the sequential breakdown of modern systems: Stage 1: Financial (loss of faith in "business as usual")
It synthesizes decades of research into a single, cohesive framework. 5. Collapse
(the most critical: how a society chooses to react to the first four). 2. The Five Stages of Collapse The Five Stages of Collapse by Dmitry Orlov
It bridges archaeology, sociology, and environmental science to define what collapse actually looks like in the 21st century. Key Frameworks in Collapse Research 5. Collapse
In technical fields, "Topic 5" sometimes refers to Model Collapse , where AI models trained on synthetic data eventually degrade and "collapse." A key recent paper is A Closer Look at Model Collapse (2025).