ARTFEED — Contemporary Art Intelligence

Anthropic Appoints Mariano-Florentino Cuéllar as First Chief Global Affairs Officer

ai-technology · 2026-08-04

Mariano-Florentino Cuéllar, known as Tino, has been appointed the inaugural Chief Global Affairs Officer at Anthropic. Prior to this role, he was the President of the Carnegie Endowment for International Peace and served on the California Supreme Court. Cuéllar recently concluded his tenure at the Carnegie Endowment, where he directed a global policy research group. An alumnus of Stanford, he has also contributed to the President's Intelligence Advisory Board and co-chaired a bipartisan initiative tackling nuclear proliferation. He has been a Trustee of Anthropic's Long-Term Benefit Trust since January 2026, advocating for international AI governance standards among democracies.

Key facts

  • Mariano-Florentino Cuéllar joins Anthropic as first Chief Global Affairs Officer
  • Cuéllar previously served as President of the Carnegie Endowment for International Peace
  • He was a Justice of the Supreme Court of California
  • He held multiple roles at Stanford University, including director of the Freeman Spogli Institute
  • He served on the President's Intelligence Advisory Board and the US Department of State's Foreign Affairs Policy Board
  • He co-chaired the Task Force on Nuclear Proliferation and American Security
  • He has been a Trustee of Anthropic's Long-Term Benefit Trust since January 2026
  • Anthropic co-founder Daniela Amodei expressed confidence in Cuéllar's preparedness

Entities

Institutions

  • Anthropic
  • Carnegie Endowment for International Peace
  • Supreme Court of California
  • Stanford University
  • Freeman Spogli Institute for International Studies
  • Center for International Security and Cooperation
  • Stanford Cyber Initiative
  • President's Intelligence Advisory Board
  • US Department of State's Foreign Affairs Policy Board
  • National Academy of Sciences
  • Task Force on Nuclear Proliferation and American Security
  • California's Frontier AI Working Group
  • Center for Advanced Study in the Behavioral Sciences
  • Stanford Law School
  • Stanford's Institute for Human-Centered Artificial Intelligence
  • Anthropic's Long-Term Benefit Trust

Locations

  • United States
  • California
  • Stanford

Sources