The shift
From treating analysis as neutral to treating the drawing of boundaries as an accountable act. Every analysis has an edge. What is inside it gets counted. What is outside becomes context, or disappears. Usually the edge is drawn by whoever is doing the analysis, for convenience, and then forgotten.
Cilliers made the argument that matters most here. Complex systems are incompressible, so any model of one must leave something out, and what it leaves out can matter in ways nobody can know in advance. If exclusion cannot be avoided, it has to be owned. Choosing a frame becomes a responsibility, not a technicality.
Why no neighbouring way asks it
Most ways of thinking take the boundary as given. Analytical thinking works on the parts inside it. Design thinking asks what the user needs, once someone has decided who the user is. Systems thinking knows a boundary is a choice, but tends to make the choice once and then model inside it. Critical systems thinkers have long warned that system maps depoliticise, because whose purposes define the system, and whose knowledge counts in modelling it, drop out of view.
Complexity science does not fix this on its own. It is descriptively strong and normatively thin: it explains how patterns arise and is silent on which ones are desirable. This is where complexity thinking parts company with complexity science. It turns epistemic humility, the admission that every frame is partial, into an ethical discipline with a question attached. Who bears the cost of the frame?
What it adds to an analysis
Legitimacy. An analysis that has accounted for its exclusions is more defensible when it is contested, because the objection has usually been heard already. It is also more likely to hold when authority itself is in question. Funtowicz and Ravetz argued that when facts are uncertain, values in dispute, stakes high and decisions urgent, quality assurance has to move from peer review to an extended peer community of those affected.
It adds information too. The people outside a boundary often know things the people inside cannot. A plan judged only on its own measure looks after the measure, and the costs it pushes outward come back later as complaints and workarounds, filed under unintended consequences.
What it asks of a school
A list, kept up to date, of who wrote the plan, who has been consulted, when and how, and who has not. A meeting at five on a Tuesday consults the people who are free at five on a Tuesday. An online survey of users reaches users. The method sets the boundary before anyone has asked a question.
It also asks for a distributional check on every significant decision: who gains, who pays, and who would never show up in the figures either way. And it asks the school to bring in knowledge it does not have, from students, families, the allied educator for learning support and the teachers who do the marking, and to be honest about the bodies outside its reach, such as a national body whose guidance on reporting sets the terms for everything inside.
How it gets hollowed out
The consultation ritual. A survey goes out, a forum is held, a stakeholder map is drawn with every group on it, and nothing in the plan changes. The boundary looks wider and is the same. The test is simple: name one decision that went differently because of the people you added. If there is none, they were consulted but not included.
There is a second failure, in the other direction. Boundary critique can grow until nothing can be decided, because someone is always outside. Every boundary excludes. The discipline is to draw it on purpose, say who it leaves out, and redraw it when the costs show up. It does not settle whose interests should win. It only makes sure the question is asked in the open, and I am not sure that is enough.