Retirement often removes millions of experienced individuals from active participation in society. Yet retirees hold decades of knowledge, professional expertise, and lived experience. This article explores the untapped intelligence of retirees and why aging societies must rethink how older adults continue contributing to communities, institutions, and future generations.

Aging societies risk losing invaluable tacit knowledge - the lived wisdom of older adults. This article explores how intergenerational systems can preserve expertise, strengthen resilience, and transform aging into a strategic societal advantage.