📝Man’s mental complexity never peaks

source

Kegan₂₀₁₆ → Kegan, R., & Lahey, L. L. (2009). Reconceiving the challenge of change: The importance of individual development Immunity to change: How to overcome it and unlock potential in yourself and your organization(pp. 11-30). Boston, Massachusetts Harvard Business Press.

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Mental peak at 25 is a misconception

Research shows that man never stops to develop the mental complexity. There is a positive trend across all ages.