Using Cross-Cultural Studies to Improve Evidence on Dementia Prevention: Lessons from the Special Issue Sponsored by the International Research Network on Dementia Prevention (IRNDP)

The manuscripts presented in this issue of the journal highlight the value of including diverse populations and settings in research on Alzheimer's disease and related disorders (ADRD).Evidence from populations typically underrepresented in ADRD research -including low-and middle-income countries (LMICs) as well as underrepresented groups in high-income countries-can offer greater scientific insight than evidence from populations already well studied.By integrating evidence from diverse settings, we can better address questions of causality and identify effective intervention strategies to reduce the burden of Alzheimer's disease.This issue of the Journal of Alzheimer's Disease includes 8 articles drawing on cross-national or cross-cultural studies of Alzheimer's disease and related disorders (ADRD).Collectively, these