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Dr. Danny Cullenward

Climate economist + lawyer — Kleinman Center / American University / CarbonPlan

Methodology focus

Climate economist and lawyer. Senior Fellow at the Kleinman Center at UPenn; former co-founder of CarbonPlan. Author of 'Making Climate Policy Work' (Stanford, 2020, with David Victor). Most published critic of the economic and legal structures that produce low-quality carbon markets.

Trellison / LedgerWell intersection. Policy-legal bridge. Could translate proof-pack architecture into enforceable standards language.

Affiliation
Kleinman Center / American University / CarbonPlan
Role
Climate economist + lawyer
Axis
Integrity Critics
Tier
Tier 1

Selected publications

Alignment with proof packs

Their methodology / roleProof-pack / Trellison fit
Policy/legal architecture critiqueProof packs = the data substrate that enables enforceable standards language
Compliance market design (CA cap-and-trade)Proof packs are compatible with CA ARB protocol formats
Economic incentive analysisProof-pack cost decomposition exposes incentive-driven over-crediting

Collaboration concepts

Concept 1

Joint legal-economic brief: 'Radical transparency as a market-discipline instrument'

Bridges Cullenward's legal framing with Trellison's technical substrate. Target: Harvard Environmental Law Review, Yale Journal on Regulation.

Concept 2

CA ARB / AB 32 compliance-market proof-pack pilot proposal

Proposal document to CA ARB for integrating proof-pack disclosure into next compliance period.

Concept 3

Amicus brief framework for climate litigation

Proof-pack data products as admissible evidence in climate-related litigation and securities actions.

Outreach approach

A draft opening message previously appeared here. It has been withdrawn from publication and archived internally. No contact has been made. Outreach drafts are not published against a named individual prior to contact and clearance.

What we do not ask for

  • Endorsement of Trellison, LedgerWell, DaedArch, or any affiliated entity.
  • Exclusivity or first-look rights on research findings.
  • Unpaid labour. Any advisor role is compensated with a modest honorarium and disclosed on the record.
Disclosure: Compiled from public sources through April 2026. Inclusion does not imply endorsement, affiliation, or reciprocal interest. Corrections: About.

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