مقایسهٔ روش‌ها

	Cone of Plausibility	Environmental Scanning for Foresight
حوزه	Futures Foresight Studies	Futures Foresight Studies
خانواده	Process / pipeline	Process / pipeline
سال پیدایش	2003	2003
پدیدآور	Charles Taylor (cone imagery); popularized and formalized by Joseph Voros	Joseph Voros (generic foresight process framework); Millennium Project / Futures Research Methodology
نوع	Scenario-framing pipeline bounding alternative futures around a baseline	Input-stage scanning pipeline for the generic foresight process
منبع بنیادین	Voros, J. (2003). A generic foresight process framework. Foresight, 5(3), 10-21.	Voros, J. (2003). A generic foresight process framework. Foresight, 5(3), 10-21.
نام‌های دیگر	Futures Cone, Voros Futures Cone, Cone of Plausible Futures, Plausibility Cone Analysis	Foresight Environmental Scanning, Strategic Environmental Scanning, Foresight Input Scanning, Voros Input-Stage Scanning
مرتبط	3	4
خلاصه	The cone of plausibility, often called the futures cone, is a framing device for scenario work that projects a baseline 'expected' future and then bounds a widening cone of alternative futures around it by varying the key drivers and assumptions on which that baseline rests. Drawn from the present at the cone's apex, the trajectory fans out as it extends into the future, because uncertainty compounds over time and the range of futures that remain plausible grows wider the further out one looks. Joseph Voros, building on Charles Taylor's earlier cone imagery, formalized the device by nesting categories of futures — possible, plausible, probable, and preferable — within the cone, giving foresight practitioners a shared vocabulary for distinguishing what could conceivably happen from what could reasonably happen and from what is most likely. As Bishop, Hines, and Collins note in their survey of scenario techniques, the cone provides a disciplined way to generate and bound a manageable set of alternative scenarios.	Environmental scanning for foresight is the systematic surveillance of an organization's external environment to collect, filter, and interpret the signals of change that feed a structured foresight process. In Joseph Voros's 2003 generic foresight process framework, scanning is the input stage — the activity that gathers the raw material on which all subsequent analysis depends — and the quality of that input bounds the quality of everything that follows. The method is deliberately broad and continuous: it casts a wide net across many channels, sifts the resulting flood for what is relevant, and interprets the survivors into emerging trends and issues. As codified in the Millennium Project's Futures Research Methodology, environmental scanning is the foundational discipline of strategic foresight, valued because foresight that rests on a narrow or stale view of the environment is foresight built on sand, however sophisticated the downstream methods.