Jaan Tallinn — Notable For: Co-founder of Skype (2003); co-founder of Centre for the Study of Existential Risk (CSER, 2012) and Future of Life Institute (FLI, 2014); primary funder of Survival and Flourishing Fund (SFF) and Lightspeed Grants; major philanthropic donor to AI safety research

NoteThe source confirms most elements: Skype co-founder (2003), CSER co-founder (2012), FLI co-founder (2014). However, the source does NOT mention: (1) Survival and Flourishing Fund (SFF), (2) Lightspeed Grants, or (3) designation as 'primary funder' of these entities. The source confirms he is a major philanthropic donor to AI safety but does not specifically validate the SFF or Lightspeed Grants claims. The claim's 'as of 2026-04' date is also beyond the source's current knowledge cutoff (the Wikipedia article references are from 2024-2025), making the temporal scope unverifiable. The claim is incomplete relative to the source's information.