Award-winning authors Marcy Houle and Elizabeth Eckstrom have teamed up again following the success of their critically acclaimed book The Gift of Caring, winner of the 2016 National Christopher Award. This new book blends frontline science with inspirational stories and insights from wise elders for aging with health, joy, and purpose. The book explains how our bodies and brains age, defining what can be expected with aging and what is unusual. It demonstrates ways we can significantly increase our chances for a positive aging experience into our eighties, nineties, and hundreds. It offers key strategies for meeting the challenges of aging, informs us of issues of inclusion and equity, and advises on handling legal and financial affairs. The Gift of Aging illustrates how we can make the third act of our lives meaningful and fulfilling, ensuring we as elders can make a difference in our world.