Led Twitch safety work spanning its Safety Center, transparency reports and off-service conduct policy. Her experience connects platform policy with the accountability systems that make it meaningful.
Operators building platform safety, privacy and security systems. Selected for documented work, including past roles.
Cosign
Vaishnavi brings youth safety into the product decisions that matter: age-aware design, content policies and safeguards for younger users. Her work spans Meta, Twitter and Google, with Vys translating that experience into practical guidance for teams building for kids and teens.
Yoel leads safety across Match Group's dating apps after running Twitter's moderation and integrity teams. His operating experience spans policy, investigations, product and enforcement at scale, with particular relevance where online interactions carry real-world risks.
Built Socket to catch malicious dependencies
An early Pinterest engineer who went on to build Block Party's online safety tools. Her work brings technical depth to the problems people face when protecting themselves online.
Alex built Facebook's counter-terrorism and election-abuse defenses and founded Stanford's Internet Observatory. He connects large-platform incident response with the practical work of making AI-generated software safer at Corridor.
Del built Twitter's global trust and safety team over its first 13 years. Her guidance on incident analysis, moderation and scaling teams gives practitioners a grounded view of preventing harm while navigating freedom of expression and privacy.
Finds exposed secrets before attackers do
Built Fastly's security team and led its expanding security offering, with experience at Square and in connected-device security. She brings a builder's view of protecting systems people depend on.
Lea has built security and privacy programs across LinkedIn, Twitter, Google and Zoom. Their work is useful for teams turning respect for users into concrete engineering decisions and dependable operating practices.
Katie launched Microsoft's first bug bounty and helped create Hack the Pentagon. Through Luta Security, she explains the staffing, disclosure and remediation practices that turn outside vulnerability reports into safer products.
Builds open-source secret scanning tools
Led Mercari's security and privacy revamp around a shared CISO Office spanning governance, strategy and engineering. His work shows how to rebuild security as an operating system for the organization.
Camille built safety teams at Niantic and Graphika and now develops open-source safety infrastructure through ROOST. Her frameworks connect detection, investigation and enforcement, giving smaller teams practical ways to address digital harms.
Dug built Duo around usable authentication, making strong account protection practical for organizations. His experience connects technical defenses with the product design and company culture needed for people to adopt them.
Led OpenAI's model deployment safety systems
Alexios built Gemini's Content Adversarial Red Team and Cornell Tech's trust-and-safety initiative, then co-founded Indicator to investigate digital deception. Follow him for the rare combination of platform operating experience, adversarial testing and reporting that exposes where safety systems fail.
Renée helped build Stanford Internet Observatory and led research at narrative-analysis startup Yonder. Her work shows how coordinated manipulation, scams and AI-generated content interact, helping safety teams look beyond isolated posts to the systems spreading harm.
Parisa leads Chrome and Google's Project Zero, connecting browser usability with defenses against real attacks. Follow her work for practical lessons in making security protections effective at the scale of everyday internet use.
Shaped OpenAI model behavior and policy