The Leadership Due Diligence Cycle
A structural model of the CEO assessment failure loop in private equity and the solution to solving the problem
Definition
The leadership cycle is the structural failure loop that repeats when behavioral assessment is the only instrument applied to leadership due diligence in private equity. The cycle consists of a six-phase sequence: behavioral assessment reads the performance layer, capital deploys through a deal thesis, the first year passes under the mask, year two exposes the structural reality, the CEO is replaced, and behavioral assessment of the replacement restarts the cycle. The loop repeats because the measurement never changes.
The six-phase sequence
Phase 1 — Behavioral assessment. The CEO is assessed through behavioral interviews, psychometric testing, 360-degree feedback, and reference checks. Every instrument reads self-presentation — the conscious narrative the executive constructs under observation. The assessment reads the performance layer. It does not reach the structural state beneath it.
Phase 2 — Capital deployment. Capital deploys through the deal thesis. The investment committee commits. The person the capital depends on was not instrumented. Entry multiples at 11.8x EBITDA. Over $1 trillion in dry powder under deployment pressure. The margin for error on the person executing the thesis is zero.
Phase 3 — Year-one mask. The performance layer holds. The CEO presents the version aligned with the deal thesis. Metrics track to plan. The behavioral assessment appears validated.</p>
Phase 4 — Year-two exposure. Structural load exceeds structural capacity. The performance layer degrades. Decisions get smaller and slower. The deal thesis stalls. Sixty-five percent of PE firms replace the CEO during the hold. Year two is the spike.
Phase 5 — CEO replacement. Eighty-three percent say unplanned turnover extends the holding period. Forty-six percent say it erodes returns. The firm loses two years. Value destruction is structural.
Phase 6 — Re-entry. A replacement CEO is assessed through the same behavioral methodology. The cycle restarts at Phase 1.
Why the cycle repeats
The leadership cycle is self-perpetuating because the instrument at Phase 1 reads the same signal at every iteration. Behavioral assessment measures the performance layer. Published research documents an 81.4 percent domain mismatch between self-report and instrument-based structural measurement. The cycle does not repeat because PE firms hire poorly. It repeats because the measurement reads the mask, and the mask is designed to be read.
What breaks the cycle
The leadership cycle breaks when Phase 1 reads a different signal. The Structural Identity Assessment — cognitive due diligence — bypasses self-report entirely, measuring structural capacity, structural load, and trajectory through four biometric channels the executive cannot consciously modulate: EEG, heart-rate variability, facial affect, and voice prosody. A 70,000-line diagnostic engine integrates the channels into an engineering report that goes in the deal file. The structural condition that would surface at year two is visible before capital deploys.
Scope
The leadership cycle model describes the structural failure loop specific to PE-backed CEO assessment where behavioral methodology is the sole instrument. It does not claim that all CEO turnover follows this pattern. It specifies the conditions under which the pattern is structurally inevitable: behavioral assessment at entry, sustained load exceeding capacity, and the absence of independent instrumented measurement. Where independent measurement is introduced at Phase 1, the sequence does not initiate.
Related: Leadership Due Diligence Has a Measurement Problem · The Structural Identity Assessment
Citation
Gaconnet, D. L. (2026). The leadership cycle: A structural model of the CEO assessment failure loop in private equity. Lake Geneva, WI: LifePillar Institute for Structural Identity Sciences. https://www.dongaconnet.com/leadership-cycle-due-diligence
Don L. Gaconnet, CSE III
LifePillar Institute for Structural Identity Sciences · Lake Geneva, Wisconsin
SSRN 7657314 · ORCID 0009-0001-6174-8384 · OSF Verified
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