We’re facing some pretty big problems these days. And whether they’re things like climate change, racism or poverty, these problems are all bigger than we are as individuals. So big, in fact, it can be tempting to give up responsibility for social change altogether. Today’s guest, the philosopher Robin Zheng, says that’s a mistake. She’s come up with a way of thinking about social responsibility called the Role Ideal Model. It’s a fascinating theory about the relationship between individual responsibility and structural injustice.