John Jumper, a Nobel Prize-winning researcher who spent nearly nine years at Google Deepmind, is departing for Anthropic. His exit marks the third major departure from Deepmind's leadership in recent months, signaling instability at one of the world's most prestigious AI labs.
Jumper won the Nobel Prize in Chemistry in 2020 for developing AlphaFold, Deepmind's protein-folding prediction system that revolutionized structural biology. At Deepmind, he led research efforts that extended far beyond his Nobel-winning work, establishing himself as a central figure in the organization's scientific direction.
His departure follows closely on two other high-profile exits. Noam Shazeer, a co-lead researcher on Google's Gemini project, left for OpenAI just days before Jumper's announcement. Weeks earlier, David Silver, a lead researcher on AlphaGo, launched his own company. The clustering of these departures within a short timeframe raises questions about retention and morale at Deepmind, which Google merged with Google Brain in 2023 to form Google Deepmind.
Anthropic, Jumper's destination, represents a significant rival to Google in the AI space. Founded in 2021 by former OpenAI researchers including Dario and Daniela Amodei, Anthropic has positioned itself as a leading developer of safer AI systems. The company's focus on alignment and interpretability aligns with research directions Jumper has emphasized throughout his career.
The pattern of departures suggests Deepmind researchers may be seeking independence or alternative institutional structures. Jumper's move to Anthropic, Shazeer's to OpenAI, and Silver's decision to start his own venture all reflect researchers gravitating toward environments that differ from Google's corporate structure