Co-founder and former executive chairman of LinkedIn. Previously served as COO/SVP of Business Development at PayPal. Joined Greylock Partners in 2009; transitioned to venture partner in 2023. Co-founded Inflection AI (2022) and Manas AI (2025). Board member at Microsoft. Stanford BS in Symbolic Systems, Oxford MSt in Philosophy (Marshall Scholar).

Enterprise software, consumer internet, AI/ML, transportation technology. Known for investing heavily in AI companies (37+ as of 2023). Focus areas include developer tools, social platforms, and frontier AI.

• Airbnb (led Series A)
• Facebook/Meta (early angel investor)
• Aurora Innovation (autonomous vehicles)
• Joby Aviation (electric aircraft)
• Convoy, Nauto, Nuro (transportation)
• Xapo (cryptocurrency)

Strong AI accelerationist. Advocates for rapid AI deployment to address societal challenges in healthcare and education. Co-founded Inflection AI (Pi chatbot) and Manas AI (AI drug discovery). Has invested in 37+ AI companies. Hosts 'Masters of Scale' and 'Possible' podcasts covering technology and entrepreneurship.