Explore/Thinkers/Mary Beard — SPQR: A History of Ancient RomebookMary Beard — SPQR: A History of Ancient RomeBeard, Mary. *SPQR: A History of Ancient Rome*. New York: Liveright, 2015.Focus in observatoryPrevious← Martin Fowler — Refactoring: Improving the Design of Existing CodeNextMary Douglas — How Institutions Think →Related booksBookLiving in SedimentHow Structures Outlive Their ReasonsWe live inside inherited systems built for constraints that no longer exist. When structures survive after their reasons disappear, meaning drifts—and the danger is forgetting the sediment is sediment.