# Marillyn A. Hewson > Alpha governed public record. Unknown, unavailable, and unpublished values are never inferred as zero. ## Record | Field | Value | | --- | --- | | Representation | alpha-profile-markdown-v3 | | Protocol | Alpha Governance Facts Protocol 0.1 | | Schema | alpha.governance.entity.public.v1 | | Record version | public-0 | | Canonical entity | alpha:person:marillyn-a-hewson | | Entity type | Person | | Canonical URL | https://registry.alpha.ac/people/marillyn-a-hewson | | Publication | PUBLISHED | | Verification | corroborated | | Verification schema | alpha-verification-states-v1 | | Ownership | unclaimed | | Published claims | 13 | | Claims under review | 0 | | Evidence records | 8 | | Conflicts | 0 | | Conflicts in internal review | 0 | | Observed | 2026-09-21T14:50:02.719255+00:00 | | Last reviewed | 2026-05-07T18:25:04.973+00:00 | ## Identity - Legal name: Marillyn A. Hewson - Display name: Marillyn A. Hewson ## Leadership - PUBLISHED ## Roles - Lead Independent Director at Johnson & Johnson. Valid from: 2019-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:5. - Director at Chevron Corporation. Valid from: NOT_ASSERTED. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:1. ## Governance - PUBLISHED ## Board committees - PUBLISHED ## AI and ML experience - AI and machine learning experience reported in filings. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:2. ## Board independence - Independent director. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:6, alpha:evidence:person:marillyn-a-hewson:3. ## Board membership - Serves on the board of Chevron. Valid from: 2021-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:6, alpha:evidence:person:marillyn-a-hewson:8, alpha:evidence:person:marillyn-a-hewson:3. - Serves on the board of Johnson & Johnson. Valid from: 2019-01-01. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:3, alpha:evidence:person:marillyn-a-hewson:7, alpha:evidence:person:marillyn-a-hewson:6. ## Board role - Board role: Director. Valid from: 2026-04-07. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:2. - Board role: Lead Independent Director. Valid from: 2026-03-11. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:4. ## Committee assignments - No committee assignment disclosed in the cited filing. Publication: PUBLISHED. Verification: corroborated. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:3, alpha:evidence:person:marillyn-a-hewson:6. - Committee assignments: Audit, Nominating/Governance. Valid from: 2026-04-07. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:2. - Committee assignments: Nominating/Governance, Compensation, Finance, Executive. Valid from: 2026-03-11. Valid to: NOT_ASSERTED. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:4. ## Cybersecurity experience - Cybersecurity experience: not identified in the cited filing. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:2. ## Technology background - Technology background reported in filings. Publication: PUBLISHED. Verification: source_reported. Assertion: source_reported. Evidence: alpha:evidence:person:marillyn-a-hewson:2. ## Coverage states | Field | Value | | --- | --- | | Identity | PUBLISHED | | Business | NOT_APPLICABLE | | Leadership | PUBLISHED | | Board and committees | PUBLISHED | | Governance | PUBLISHED | | Financials | NOT_APPLICABLE | | Workforce | NOT_APPLICABLE | | Ownership | NOT_APPLICABLE | | Ratings | NOT_PUBLISHED | | Market and index context | NOT_APPLICABLE | ## Public sources - alpha:evidence:person:marillyn-a-hewson:1: [sec_form_ownership](https://www.sec.gov/Archives/edgar/data/93410/000009341026000183/form4.xml). - alpha:evidence:person:marillyn-a-hewson:2: [CVX DEF 14A director slate](https://www.sec.gov/Archives/edgar/data/93410/000119312526145617/d77994ddef14a.htm). - alpha:evidence:person:marillyn-a-hewson:3: [Johnson & Johnson director board source](https://www.sec.gov/Archives/edgar/data/200406/000020040626000063/jnj-20260309.htm). - alpha:evidence:person:marillyn-a-hewson:4: [JNJ DEF 14A director slate](https://www.sec.gov/Archives/edgar/data/200406/000020040626000063/jnj-20260309.htm). - alpha:evidence:person:marillyn-a-hewson:5: [sec_filing](https://www.sec.gov/Archives/edgar/data/200406/000020040626000063/jnj-20260309.htm). - alpha:evidence:person:marillyn-a-hewson:6: [Chevron director board source](https://www.sec.gov/Archives/edgar/data/93410/000119312525076803/d891532ddef14a.htm). - alpha:evidence:person:marillyn-a-hewson:7: [public_source](https://www.sec.gov/Archives/edgar/data/200406/000020040626000063/jnj-20260309.htm). - alpha:evidence:person:marillyn-a-hewson:8: [public_source](https://www.sec.gov/Archives/edgar/data/93410/000009341026000183/form4.xml). ## Rights | Field | Value | | --- | --- | | public_retrieval | allowed | | agent_retrieval | allowed | | redistribution | not_granted | | model_training | not_granted | | commercial_use | not_specified | | relationship_pathfinding | not_granted | | direct_contact | not_granted | ## Limitations - Only permissioned public claims and evidence are included. - Absence of a claim is not evidence that the underlying fact is false. - Public retrieval does not grant model-training or redistribution rights. - Private relationships and Council activity are excluded. ## Alternate representations - [Canonical profile](https://registry.alpha.ac/people/marillyn-a-hewson) - [Public Markdown](https://registry.alpha.ac/people/marillyn-a-hewson.md) - [Public JSON](https://registry.alpha.ac/api/public/profiles/marillyn-a-hewson) - [JSON-LD](https://registry.alpha.ac/api/public/profiles/marillyn-a-hewson?format=jsonld) - MCP resource: `alpha://people/marillyn-a-hewson` at https://mcp.alpha.ac/mcp