The Harvard study of adult development is the longest study of adult life ever done, following the same people from their teenage years into old age, spanning from 1938 to the present.

factualpending

Speaker

Robert Waldinger

Evidence Quote

the Harvard study of adult development is as far as we know the longest study of adult life that's ever done

Source

The Long Game: A Conversation with Robert Waldinger (Episode #308)Sam Harris
Created: 8/11/2026, 1:13:37 AM

My Notes

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