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Get the latest news, advances in research, policy work, and education program updates from HAI in your inbox weekly.

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Privacy, Safety, Security

As AI use grows, how can we safeguard privacy, security, and data protection for individuals and organizations?

California's Data And Privacy Laws Aren't Being Followed
Marketplace
Aug 25, 2026
Media Mention

The state's Delete Act was supposed to give Californians a one-stop-shop to request their online information be deleted. But only a minority of registered data brokers are abiding by those laws, says Jennifer King, privacy and data policy fellow at the Stanford University Institute for Human-Centered AI.

Media Mention
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California's Data And Privacy Laws Aren't Being Followed

Marketplace
Privacy, Safety, SecurityRegulation, Policy, GovernanceAug 25

The state's Delete Act was supposed to give Californians a one-stop-shop to request their online information be deleted. But only a minority of registered data brokers are abiding by those laws, says Jennifer King, privacy and data policy fellow at the Stanford University Institute for Human-Centered AI.

Can Foundation Models Help Us Achieve Perfect Secrecy?
Simran Arora
Apr 01, 2022
Research
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A key promise of machine learning is the ability to assist users with personal tasks.

Research
Your browser does not support the video tag.

Can Foundation Models Help Us Achieve Perfect Secrecy?

Simran Arora
Privacy, Safety, SecurityFoundation ModelsApr 01

A key promise of machine learning is the ability to assist users with personal tasks.

Designing Loyalty: AI Agents and Conflicts of Interest
Ella Genasci Smith, Victor Y. Wu, Jennifer King
Quick ReadAug 25, 2026
Issue Brief

This brief examines the conflict-of-interest risks posed by AI agents and calls for imposing a duty of loyalty on developers and deployers.

Issue Brief

Designing Loyalty: AI Agents and Conflicts of Interest

Ella Genasci Smith, Victor Y. Wu, Jennifer King
Privacy, Safety, SecurityRegulation, Policy, GovernanceIndustry, InnovationQuick ReadAug 25

This brief examines the conflict-of-interest risks posed by AI agents and calls for imposing a duty of loyalty on developers and deployers.

Julian Nyarko
Person
Julian Nyarko headshot
Person
Julian Nyarko headshot

Julian Nyarko

Privacy, Safety, SecurityRegulation, Policy, GovernanceOct 05
Companies That Buy and Sell Your Data Are Not Following California’s Strict Privacy Laws
Nikki Goth Itoi
Aug 11, 2026
News
Illustration of people trying to delete document files in the trash

A new Stanford study shows data brokers are making it difficult for consumers to submit privacy requests and failing to report how many privacy requests they receive.

News
Illustration of people trying to delete document files in the trash

Companies That Buy and Sell Your Data Are Not Following California’s Strict Privacy Laws

Nikki Goth Itoi
Privacy, Safety, SecurityGovernment, Public AdministrationAug 11

A new Stanford study shows data brokers are making it difficult for consumers to submit privacy requests and failing to report how many privacy requests they receive.

Regulating Data Brokers in the Age of AI: A California Case Study
Anna-Maria Gueorguieva, Jennifer King, Apoorva Panidapu, Daniel E. Ho
Quick ReadAug 11, 2026
Policy Brief

This brief assesses data broker compliance with California privacy laws and calls for more stringent consumer protections.

Policy Brief

Regulating Data Brokers in the Age of AI: A California Case Study

Anna-Maria Gueorguieva, Jennifer King, Apoorva Panidapu, Daniel E. Ho
Privacy, Safety, SecurityRegulation, Policy, GovernanceQuick ReadAug 11

This brief assesses data broker compliance with California privacy laws and calls for more stringent consumer protections.

All Work Published on Privacy, Safety, Security

Open-Weight Models Aren’t Enough. We Need Truly Open Source AI Models for Science and Society.
Shana Lynch
Aug 04, 2026
News
iceberg showing model weights at the tip and a lot of unknown and deep technology under the surface of the water

As Chinese AI closes the capability gap, Washington and Silicon Valley debate open-weight models. Stanford HAI's James Landay says it's the right conversation framed the wrong way.

Open-Weight Models Aren’t Enough. We Need Truly Open Source AI Models for Science and Society.

Shana Lynch
Aug 04, 2026

As Chinese AI closes the capability gap, Washington and Silicon Valley debate open-weight models. Stanford HAI's James Landay says it's the right conversation framed the wrong way.

Privacy, Safety, Security
International Affairs, International Security, International Development
Regulation, Policy, Governance
iceberg showing model weights at the tip and a lot of unknown and deep technology under the surface of the water
News
Data Privacy and Foundation Models: Can We Have Both?
Jennifer King, Tiffany Saade
Quick ReadApr 08, 2026
Issue Brief

This brief examines the privacy risks foundation models pose to individuals and society, and governance mechanisms needed to address them.

Data Privacy and Foundation Models: Can We Have Both?

Jennifer King, Tiffany Saade
Quick ReadApr 08, 2026

This brief examines the privacy risks foundation models pose to individuals and society, and governance mechanisms needed to address them.

Privacy, Safety, Security
Foundation Models
Regulation, Policy, Governance
Issue Brief
Amy Zegart
Morris Arnold and Nona Jean Cox Senior Fellow at the Hoover Institution | Senior Fellow, Freeman Spogli Institute for International Studies | Associate Director and Senior Fellow, Stanford HAI | Professor, by courtesy, of Political Science, Stanford
Person

Amy Zegart

Morris Arnold and Nona Jean Cox Senior Fellow at the Hoover Institution | Senior Fellow, Freeman Spogli Institute for International Studies | Associate Director and Senior Fellow, Stanford HAI | Professor, by courtesy, of Political Science, Stanford
Privacy, Safety, Security
Person
The Complexities of Governing Mental Health AI
Caroline Yee, Caroline Meinhardt, Michelle Mello, Jane Paik Kim
Jul 24, 2026
News
digital face mental health illustration

Policymakers, academics, healthcare providers, AI developers, and patient advocates convened by Stanford HAI identify critical gaps in how we regulate AI tools used for therapy and emotional support.

The Complexities of Governing Mental Health AI

Caroline Yee, Caroline Meinhardt, Michelle Mello, Jane Paik Kim
Jul 24, 2026

Policymakers, academics, healthcare providers, AI developers, and patient advocates convened by Stanford HAI identify critical gaps in how we regulate AI tools used for therapy and emotional support.

Healthcare
Privacy, Safety, Security
Generative AI
Regulation, Policy, Governance
digital face mental health illustration
News
Jen King's Testimony Before the U.S. House Committee on Energy and Commerce Oversight and Investigations Subcommittee
Jennifer King
Quick ReadNov 18, 2025
Testimony

In this testimony presented to the U.S. House Committee on Energy and Commerce’s Subcommittee on Oversights and Investigations hearing titled “Innovation with Integrity: Examining the Risks and Benefits of AI Chatbots,” Jen King shares insights on data privacy concerns connected with the use of chatbots. She highlights opportunities for congressional action to protect chatbot users from related harms.

Jen King's Testimony Before the U.S. House Committee on Energy and Commerce Oversight and Investigations Subcommittee

Jennifer King
Quick ReadNov 18, 2025

In this testimony presented to the U.S. House Committee on Energy and Commerce’s Subcommittee on Oversights and Investigations hearing titled “Innovation with Integrity: Examining the Risks and Benefits of AI Chatbots,” Jen King shares insights on data privacy concerns connected with the use of chatbots. She highlights opportunities for congressional action to protect chatbot users from related harms.

Privacy, Safety, Security
Testimony
Stanford Study Exposes Major Flaw in AI Mental Health Safety Testing
Andrew Myers
Jul 13, 2026
News
mental health ai illustration head with binary code

With increased use of chatbots in mental health contexts, AI developers now rely on human experts to evaluate AI’s responses for “safety” – but experts rarely agree on what’s safe.

Stanford Study Exposes Major Flaw in AI Mental Health Safety Testing

Andrew Myers
Jul 13, 2026

With increased use of chatbots in mental health contexts, AI developers now rely on human experts to evaluate AI’s responses for “safety” – but experts rarely agree on what’s safe.

Healthcare
Generative AI
Privacy, Safety, Security
mental health ai illustration head with binary code
News
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