Just before her 70th birthday, Marian Knapp crossed a finish line years in the making: she earned her PhD.

“It didn’t matter that I was the oldest student,” says Marian. “The age difference didn’t make any difference at all.”

In this episode of Young at Heart, Marian reflects on returning to the classroom later in life — and how her years of lived experience actually helped her excel academically.

Marian doesn’t frame her story as extraordinary. “I honestly do not know how I did it,” she says, “but I did it.” One day she’d be writing her dissertation, the next, she’d be taking care of her grandchild—then starting again.

Young at Heart brings you stories of people navigating life’s transitions—stories that invite you to imagine what’s next. Marian’s story is a reminder that learning, curiosity, and purpose don’t come with an expiration date.