PrincInt (PIBBSS) Opportunities: Summer Fellowship, Postdoc, and Ops Role (Deadlines in January)

• AI News Team
• December 29, 2025

​Published on December 29, 2025 12:12 PM GMTThree opportunities from Principles of Intelligence (PrincInt, formerly PIBBSS) with upcoming deadlines:TLDR:PIBBSS Fellowship (Summer 2026) – Apply by Jan 14thFields Institute Postdoc in Mathematics for AI Safety – Apply by Jan 31stEvent & Operations Specialist role – Apply by Jan 18thPIBBSS Fellowship (Summer 2026)The PIBBSS Fellowship is a 3-month program pairing researchers from fields studying complex and intelligent behavior (neuroscience, evolutionary biology, dynamical systems, economics, political theory, etc.) with AI safety mentors. Fellows work on a project at the intersection of their field and alignment.The program runs June-September in London, with $4,000/month stipend plus housing support. Past fellows have gone on to positions at AI safety labs, UK AISI, academia, and independent research.Deadline: January 14th, 2026Info sessions:1st session: Recording from the first session is available at this link.2nd session: January 9th, 15:00 SF, 18:00 NY, midnight Jan 6th Berlin, 08:00 Jan 6th Singapore Link to RegisterFellowship page | ApplyFields Institute Postdoc: Mathematics for AI SafetyTwo-year postdoctoral positions at the Fields Institute in Toronto, joint with PrincInt. Research focuses on mathematical foundations for AI interpretability: mean field theories of deep learning, data attribution, renormalization group approaches to neural networks, geometric analysis of learning landscapes.Fellows get mentorship from mathematicians and AI safety researchers affiliated with PrincInt, the Schwartz Reisman Institute, and the Vector Institute.Salary: CAD $70,000-$90,000/yearDeadline: January 31st, 2026Learn more and applyEvent and Operations SpecialistPrincInt is hiring for a full-time ops role. Remote-first, based in USA or Canada, with travel to events in the UK, US, Canada, and Europe. Roughly 60% event planning, 40% general operations.Salary: $80,000-$100,000Start date: February 2026Deadline: January 18th, 2026Details and applicationDiscuss ​Read More