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Billionaire Profile
Jack Clark
Global Rank
#1074

Image: Public domain | via Wikimedia Commons

Jack Clark

CEO, Anthropic
US
Real-Time Net Worth
$3.7B
As of December 2025
Age
0
Source
Artificial intelligence
Industry
technology
Citizenship
US

Biography

Jack Clark is a prominent figure in the field of Artificial Intelligence (AI). As the co-founder and Head of Policy at Anthropic, he plays a key role in the development of large-scale AI systems. Clark's expertise in AI extends beyond research and development; he is also deeply involved in AI policy, serving as an expert for the Global Partnership on AI and on an AI committee of the OECD. Before co-founding Anthropic in 2021, Clark held positions as Policy Director at OpenAI and as a technology journalist at Bloomberg. With an estimated net worth of $3.7 billion, his wealth stems from his involvement in the AI sector. Clark is also a co-chair of the AI Index at Stanford University, and he authors the widely-read newsletter "Import AI".

Wealth Over Time

In-Depth Profile

Early Life and Education

Information regarding Jack Clark's early life and education is limited. However, it is known that he was born in Brighton, England. He later attended the University of East Anglia, where he earned a BA in English Literature with Creative Writing.

Career in Journalism and Early Involvement in AI

Before entering the world of AI, Jack Clark worked as a technology journalist. He covered distributed systems, quantum computing, and AI for publications such as The Register and Bloomberg News. He also covered enterprise companies, including HP and Salesforce, and specialized in leading Bloomberg's coverage of artificial intelligence.

Rise to Success with OpenAI and Anthropic

Jack Clark's career took a pivotal turn when he joined OpenAI in 2016. He served as the Policy Director, playing a crucial role in shaping strategy, communications, and policy for the AI research company. In 2021, Clark co-founded Anthropic with several former OpenAI researchers. Anthropic is an AI safety and research company focused on building reliable and interpretable AI systems. He currently serves as the Head of Policy at Anthropic.

Key Business Strategies

At Anthropic, Clark is instrumental in guiding the company's approach to creating safer and more understandable AI systems. He is also actively involved in discussions around AI ethics and regulation.

Philanthropy

Specific details about Jack Clark's philanthropic initiatives are unavailable.

Career Milestones

2016

Policy Director

Joined OpenAI as Policy Director.

2021

Cofounder

Cofounded Anthropic, an AI safety and research company.

2021-Present

Head of Policy

Serves as Head of Policy at Anthropic.

Business Philosophy & Leadership

Notable Quotes

"The greatest challenge of the 21st century is to make an increasingly fast-moving technical world 'legible' to a large number of people."