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The leadership due diligence cycle is the structural failure loop that repeats when behavioral assessment is the sole instrument applied to CEO evaluation in private equity. This paper presents the evidentiary basis for the cycle's six-phase sequence — behavioral assessment, capital deployment, year-one mask, year-two exposure, CEO replacement, and re-entry — drawing on published data

A Structural Necessity Theorem Derived from the Nine Laws and the Echo-Excess Principle Don L. Gaconnet, CSE III Founder & Principal Investigator LifePillar Institute for Structural Identity Sciences Lake Geneva, Wisconsin ORCID: 0009-0001-6174-8384 · SSRN Author ID: 7657314 OSF Archive: 10.17605/OSF.IO/V8PYQ June 2026 Preprint — LifePillar Institute for Structural Identity Sciences Copyright © Don L. Gaconnet, June 2026. All rights reserved. Abstract This paper derives the I

The Executive's First Distinction, the Structures Built to Protect It, and the Assessment That Cannot Tell Them Apart Don L. Gaconnet, CSE III Founder & Principal Investigator LifePillar Institute for Structural Identity Sciences Lake Geneva, Wisconsin ORCID: 0009-0001-6174-8384 · SSRN Author ID: 7657314 OSF Archive: 10.17605/OSF.IO/V8PYQ June 2026 Preprint — LifePillar Institute for Structural Identity Sciences Copyright © Don L. Gaconnet, June 2026. All rights reserved. Abs

When Resolution Narrows — Why the Executive's Output Remains Coherent While the Capacity to Resolve What the Role Demands Has Contracted Beyond What the Assessment Can Measure Don L. Gaconnet, CSE III Founder & Principal Investigator LifePillar Institute for Structural Identity Sciences Lake Geneva, Wisconsin ORCID: 0009-0001-6174-8384 · SSRN Author ID: 7657314 June 2026 Preprint — LifePillar Institute for Structural Identity Sciences Copyright © Don L. Gaconnet, June 2026. A