Physicians Raj Panjabi and Seth Berkley are on a mission to ensure that every person in the world has access to decent medical care. In a conversation, they discuss the obstacles standing in their way and the bold ideas that could help overcome them.

Last Mile Health has expanded healthcare access to the most remote regions of Liberia. Raj Panjabi, the nonprofit’s founder and winner of the 2017 TED Prize, looks back at how his team handled the Ebola outbreak — and how it can help them build a healthier future for their country and us all.