.Publisheru00e2 $ s take note Springer Nature remains neutral for managerial claims in posted maps as well as institutional affiliations.This is a review of: Moguilner, S. et al. Mind clocks capture diversity and differences in aging as well as alzheimer's disease throughout geographically unique populations. Nat. Med. https://doi.org/10.1038/s41591-024-03209-x (2024 ).