Online communities thrive thanks to volunteer content moderators. New research identifies what drives them to quit.

Volunteering more than 100 hours per year is particularly good at alleviating the loneliness of older adults, research finds.

Two new studies reveal the best ways to manage volunteers in the wake of a disaster when there are lots of uncertainties.

"More than half of all Americans do not prepare for disasters." Are you one of them? Here's what you can do.

Older adults are often leaders in innovation who use their knowledge and creativity to revitalize communities, researchers report.