Personnel: Peter Hartree at 80,000 Hours (External Advisor)

NoteThe source directly confirms all three key fields of the record: (1) person is Peter Hartree, (2) org is 80,000 Hours, and (3) role is External Advisor. The source explicitly lists him in the 'Our External Advisors' section with the title 'External Advisor'. The record accurately captures his current advisory relationship with 80,000 Hours as stated in the source.