![Tim Kohler.](https://wpcdn.web.wsu.edu/wp-cas/uploads/sites/1586/2016/07/tim-kohler_88x106.jpg)
![Laura Ellyson.](https://wpcdn.web.wsu.edu/wp-cas/uploads/sites/1586/2020/02/Laura_Ellyson.jpg)
![Kyle Bocinsky.](https://wpcdn.web.wsu.edu/wp-cas/uploads/sites/1586/2016/07/kyle-bocinsky2_88x106.jpg)
Tim Kohler, regents professor, Laura J. Ellyson, doctoral student, and R. Kyle Bocinsky, alumnus (PhD ’14), anthropology, coauthored “Beyond One-Shot Hypotheses: Explaining Three Increasingly Large Collapses in the Northern Pueblo Southwest” in Going Forward by Looking Back: Archaeological Perspectives on Socio-Ecological Crisis, Response and Collapse (Berghahan Books, New York).