In some ways, caregiving is the new normal One in four U.S. adult children provides unpaid care to an aging adult -- everything from hands-on physical care to shopping and household help. It can be exhausting, but it can also be a platform for a meaningful life, and a springboard to better understanding how you yourself will age, and how you can shape the kind of old age you want.Ann Kaiser Stearns, a professor of behavioral science at the Community College of Baltimore County, combines research, insights and problem-solving tips in her new book, ----Redefining Aging: A Caregiver’s Guide to Living Your Best Life----.Professor Stearns will be speaking about it Wednesday at noon at the Hatton Senior Center in Canton, part of the Enoch Pratt Free Library’s “Writers Live” series.