What does it take to keep a foundation vital and effective for more than four generations? The Haas family’s William Penn Foundation, a recipient of the Carnegie Medal of Philanthropy, has been improving the quality of life in Philadelphia for more than 70 years—and it’s not slowing down. In this episode, we talk to Peter Haas, a fellow of the Foundation established by his great-grandparents, Otto and Phoebe Haas. He shares his family’s tips for success and explains how they’ve engaged foundation members to build an enduring philanthropic legacy.