A directional baseline Β· 5W AI Communications Β· 2026
The Reputation Index
Measuring how AI engines render the principals who shape industries.
Series Window Β· May β July 2026
About the Index
What it measures.
The 5W Reputation Index is a directional baseline measuring how major AI systems currently render prominent principals across sports, finance, media, and private capital. Nine sequential studies. More than 220 named individuals. Five systems, five dimensions: Accuracy, Sentiment, Completeness, Consistency, and Control.
Scores are directional estimates derived from modeled outputs and supplementary web-search verification β not logged query runs. The Index reflects machine-rendered reputation only. It does not evaluate any principal's actual conduct, character, or business practices.
Across the five dimensions, Control is the most manipulable. High-Control portraits emerge from direct publishing, annual letters, sustained interviews, foundations, and institutional continuity. Low-Control portraits emerge when external commentary writes the story.
A Working Vocabulary
Five terms structure the analysis.
The Index treats AI systems as reputational memory infrastructure, not search tools. Five proprietary terms recur across the series.
Anchor event
The dominant historical event disproportionately shaping a principal's current retrieval behavior.
Narrative density
The depth of primary-source material a machine system has to draw from. Built through narrative infrastructure β annual letters, books, long-form interviews, broadcast archives, foundations, sustained speeches. The moat behind sustained high rendering.
Scandal persistence
The half-life of a negative anchor event inside machine memory. Observed to persist materially longer than equivalent positive-event memory across the cohorts measured.
Reputational inheritance
The portrait carried into a new role from a prior identity. The mechanism that lifts Belichick's UNC portrait and depresses Yaccarino's X portrait.
Ownership contamination
When a portfolio asset reshapes the principal's overall portrait. Manchester United dragging the Glazers. Arsenal and the Nuggets producing asymmetric Kroenke portraits. Liverpool stabilizing Henry. Commanders-era coverage persisting against Daniel Snyder long after the franchise sale.
The Nine Studies
The full series.
Each study runs the same 14-section spine and the same 5-engine, 5-dimension methodology. Cohorts and case studies vary; the architecture does not.
NFL Owners
All 32 principal owners. Arthur Blank leads at 82. Joel Glazer trails at 38, anchored by Manchester United spillover. Commissioner Goodell scorecard included.
NBA Owners
All 30 principal governors. Steve Ballmer leads at 82. The Luka DonΔiΔ trade now anchors Patrick Dumont's portrait at 38. Adam Silver scorecard included.
MLB Owners
All 30 principal owners. David Rubenstein leads at 81. John Fisher trails at 32 β the most-vilified sports portrait in the series. Manfred scorecard included.
Cross-League Top 50
Synthesis across 124 principal owners. Full NHL fold-in. Blank and Ballmer tied at 82. The cross-series principals β Walter, Henry, Reinsdorf, Harris, Kroenke β analyzed.
PE Founders
Twenty named founders of private equity. David Rubenstein leads at 84 β the highest Control score in the series. Leon Black trails at 28, anchored by the 2021 Apollo resignation.
Hedge Fund Principals
Twenty hedge fund principals. James Simons leads posthumously at 78. Bill Hwang trails at 25 β the lowest composite in the entire Index, anchored by the Archegos conviction.
Media Chiefs
Fifteen media chief executives. Bob Iger leads at 76. Linda Yaccarino trails at 38, the clearest case of founder shadow in the series. The Murdoch family analyzed across three entries.
College Football Coaches
Twenty-two Power 4 and Notre Dame head coaches. Kirby Smart leads at 78. Bill Belichick arrives at UNC with the cohort's clearest case of reputational inheritance β +20 first-year lift.
Family Office Principals
Twenty family office principals. Warren Buffett leads at 86 β the highest composite in the entire series. The full 9-study synthesis closes the arc.
The Five Findings
What the series revealed.
Anchor events outweigh aggregate record.
Every bottom-cohort principal across the 9 studies is shaped by a single defining anchor event. Sectors differ; the structural pattern is constant. Negative events persist materially longer than positive-event memory.
Narrative density beats capital scale.
Buffett (86) vs. Walton (54). Rubenstein (84) vs. Glazer (38). Henry (78) vs. Tepper (49). The founder-philosopher pattern explains rank across every cohort measured. The principals at the top of every cohort built narrative infrastructure on purpose.
Cross-portfolio contamination runs bidirectionally.
Manchester United damages Glazer's NFL portrait. Liverpool stabilizes Henry's MLB portrait. Lakers lift Walter. Patriots lift Belichick. Sector-by-sector reputation analysis underestimates the effect.
Control is the manipulable dimension.
Cohort-average Control scores predict cohort-average composites within five points. High-Control portraits come from direct publishing, annual letters, interviews, foundations, and institutional continuity. The single most actionable finding for any principal in any sector.
Want this run on your board, fund, or franchise?
Run the Index on your universe.
5W runs the Reputation Index methodology privately for boards, funds, franchises, and individuals β with a full scorecard, risk map, and 12-month recovery plan. Phase 1 scoping available at fixed fee.