Research around adult sibling relationships shows the health of those bonds has a significant bearing on long-term psychological and emotional well-being. Megan Gilligan, professor at the University of Missouri-Columbia, directs the Families in Later Life Lab at Mizzou. In this encore episode, she discusses what makes sibling relationships unique, how various stages and phases of adulthood affect sibling dynamics, and how future research can help us understand the roles adult siblings play in one another’s lives — especially as they care for aging parents and family members.