In the Constructive Development Theory, Kegan presents a 5 state model of intellectual capacity. The first 2 stages relate to pre-adolescence, the last 3 relate to adult development. Very few reach the 5th stage, that of a "self-transforming mind" capable of highly complex thinking.
Three Plateaus
— Immunity to Change: How to Overcome It and Unlock the Potential in Yourself and Your Organization (Leadership for the Common Good) by Robert Kegan, Lisa Laskow Lahey
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_We might reframe as states of 'belonging', 'agency', 'creativity'._
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