Structured intelligence coverage

Structured records are temporarily unavailable. The published profile and its source ledger remain accessible.

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Profile

Identity, professional record and current appointments.

Overview

Professional record at a glance

A concise summary of information supported by the cited public sources. Missing information is treated as unknown, not as a negative finding.

Current roles
22 current organizations shown on this profile
Board positions
22 supported by public sources, 0 supplied by the profile owner
Committee roles
3Roles supported by the sources cited on this profile
Qualifications
Not establishedNo qualification is currently confirmed by the cited sources

Professional narrative

About

Executive Partner at MPM Capital with extensive experience as Chief Executive Officer and President of biopharmaceutical companies including Syndax Pharmaceuticals. Previously served as Chief Medical Officer and Head of Global Medicines Development at AstraZeneca and held senior positions at Pfizer and Merck Research Laboratories.

Sources are shown with the information they support.

Current roles

Appointments & responsibilities

Board appointments

Governance

Board appointments, committee responsibilities and disclosed relationships.

Committee appointments across companies · Temporarily unavailable

Structured records for this section are unavailable. This does not establish that no records exist. Published profile sources remain in Evidence & History.

Board and advisory record

Board service

Sources are shown with each role, education record, or credential.

Director

Werewolf Therapeutics, Inc.

2019-01-01 · current

Confirmed by public sourceView source

Director

ARVINAS, INC.

2018-01-01 · current

Confirmed by public sourceView source

Connections

Explore the roles, education and affiliations published in this record.

ARVINAS, INC.

Open ARVINAS, INC. profile →

Director at ARVINAS, INC.

2018-01-01 → End not stated

current · source reported

Observed: 2026-09-25

ARVINAS, INC.ARVINAS, INC.Werewolf Therapeut…Werewolf Therapeutics, Inc.Briggs Morrison, M…

Dashed lines mark past roles. Select a connection to see its dates and sources.

Relationship map

Connected through the public record

Direct relationships from verified facts and published résumé records. Private connections are excluded.

Direct public links only

Only published affiliations are shown here. Private relationships require authorized access.

Experience

Career history, education, credentials and public contributions.

Published record

Featured coverage

Selected publications and public sources used to establish this profile. Inclusion records provenance; it is not an endorsement.

Source 1 · Sec FilingHOWL 10-K executive officersSupports AI and ML experience, Cybersecurity experience, Executive company, Executive title, Other Company Role, Technology background.Open sourceSource 2 · Sec FilingARVN DEF 14A director slateSupports Board role, Committee assignments.Open sourceSource 3 · Sec FilingHOWL DEF 14A director slateSupports AI and ML experience, Board role, Committee assignments, Executive company, Executive title, Cybersecurity experience, Technology background.Open source

Basis

Identifiers, sources, dates and record limitations.

Identifiers

Alpha ID
alpha:person:briggs-morrison-m-d
Record version
public-0

Published evidence records

7 evidence records, matching Agent View. Records may refer to different locations or observations in the same document. This count is not a count of independent corroborating sources.

  1. HOWL 10-K executive officers

    sec filing · Source published: Mar 27, 2026 · Retrieved: May 16, 2026

    Supports 6 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Executive company: Executive at Werewolf Therapeutics, Inc. · Claim reviewed: May 16, 2026
    • Executive title: Executive title: Director · Claim reviewed: May 16, 2026
    • Other Company Role: Briggs Morrison, M.D. is also linked to Crossbow Therapeutics, Inc. as Chief Executive Officer and member of the board of directors. · Claim reviewed: May 16, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 16, 2026

  2. ARVN DEF 14A director slate

    sec filing · Source published: Apr 29, 2025 · Retrieved: May 15, 2026

    Supports 2 claims
    • Board role: Board role: Lead Independent Director · Claim reviewed: May 15, 2026
    • Committee assignments: Committee assignments: Nominating/Governance, Science/Innovation · Claim reviewed: May 15, 2026

  3. Open source

    sec proxy · Source published: Apr 29, 2025 · Retrieved: Apr 24, 2026

    Supports 1 claim
    • Professional Role: Director at ARVINAS, INC. · Claim reviewed: May 16, 2026

  4. HOWL DEF 14A director slate

    sec filing · Source published: Apr 28, 2025 · Retrieved: May 16, 2026

    Supports 7 claims
    • AI and ML experience: AI and ML experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Board role: Board role: Director · Claim reviewed: May 16, 2026
    • Committee assignments: Committee assignments: Audit · Claim reviewed: May 16, 2026
    • Cybersecurity experience: Cybersecurity experience: not identified in the cited filing · Claim reviewed: May 16, 2026
    • Executive company: Executive at Crossbow Therapeutics, Inc. · Claim reviewed: May 16, 2026
    • Executive title: Executive title: Chief Executive Officer · Claim reviewed: May 16, 2026
    • Technology background: Technology background: not identified in the cited filing · Claim reviewed: May 16, 2026

  5. Open source

    sec proxy · Source published: Apr 28, 2025 · Retrieved: Apr 28, 2026

    Supports 1 claim
    • Professional Role: Director at Werewolf Therapeutics, Inc. · Claim reviewed: May 16, 2026

  6. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of Werewolf Therapeutics, Inc. · Claim reviewed: May 16, 2026

  7. Open source

    public source · Source published: Date unavailable · Retrieved: Date unavailable

    Supports 1 claim
    • Board membership: Serves on the board of ARVINAS, INC. · Claim reviewed: May 16, 2026

Sources

Sources and published information

Each item links to the public source used to support it. When sources disagree, the item is clearly marked for review.

AI and ML experience · CorroboratedAI and ML experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Board membership · Source reportedServes on the board of ARVINAS, INC.1 source
Verification
Source reported
Confidence
Not stated
Last reviewed
Not stated
Board membership · Source reportedServes on the board of Werewolf Therapeutics, Inc.1 source
Verification
Source reported
Confidence
Not stated
Last reviewed
Not stated
Board role · Source reportedBoard role: Director1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Board role · Source reportedBoard role: Lead Independent Director1 source
Verification
Source reported
Confidence
92%
Last reviewed
May 15, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

Committee assignments · Source reportedCommittee assignments: Audit1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Committee assignments · Source reportedCommittee assignments: Nominating/Governance, Science/Innovation1 source
Verification
Source reported
Confidence
88%
Last reviewed
May 15, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

Cybersecurity experience · CorroboratedCybersecurity experience: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Executive company · Source reportedExecutive at Crossbow Therapeutics, Inc.1 source
Verification
Source reported
Confidence
85%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Executive company · Source reportedExecutive at Werewolf Therapeutics, Inc.1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Executive title · Source reportedExecutive title: Chief Executive Officer1 source
Verification
Source reported
Confidence
85%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Executive title · Source reportedExecutive title: Director1 source
Verification
Source reported
Confidence
94%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Other Company Role · Source reportedBriggs Morrison, M.D. is also linked to Crossbow Therapeutics, Inc. as Chief Executive Officer and member of the board of directors.1 source
Verification
Source reported
Confidence
70%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

Technology background · CorroboratedTechnology background: not identified in the cited filingSupported by 2 public records2 sources
Verification
Corroborated
Confidence
72%
Last reviewed
May 16, 2026
  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

  • SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

View all sources7 records
  1. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

    Supports: AI and ML experience · Cybersecurity experience · Executive company · Executive title · Other Company Role · Technology background

  2. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 15, 2026

    Supports: Board role · Committee assignments

  3. https://www.sec.gov/Archives/edgar/data/1655759/000165575925000075/arvn-20250429.htm

    Sec Proxy · Tier not stated · Reviewed Apr 24, 2026

    Supports: Director at ARVINAS, INC. (NASDAQ: ARVN)

  4. SEC EDGAR

    Sec Filing · Tier 3 · Reviewed May 16, 2026

    Supports: AI and ML experience · Board role · Committee assignments · Executive company · Executive title · Cybersecurity experience · Technology background

  5. https://www.sec.gov/Archives/edgar/data/1785530/000114036125015885/ny20042816x1_def14a.htm

    Sec Proxy · Tier not stated · Reviewed Apr 28, 2026

    Supports: Director at Werewolf Therapeutics, Inc. (NASDAQ: HOWL)

  6. https://www.sec.gov/Archives/edgar/data/1785530/000114036125015885/ny20042816x1_def14a.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership

  7. https://www.sec.gov/Archives/edgar/data/1655759/000165575925000075/arvn-20250429.htm

    Public Source · Tier not stated · Reviewed Not stated

    Supports: Board membership