Thirty years ago this month, gray wolves were reintroduced to Yellowstone National Park and central Idaho. Today, the people who made it happen remember the mayhem and magic of one of the 20th century’s most controversial acts of ecosystem management.

Rosalie Edge transformed public perceptions of predator policies in the Yellowstone ecosystem—so why isn’t she more famous?

In 1879, Yellowstone superintendent Philetus Norris made a fateful call that epitomized the park’s relationship with Indigenous people—and thus with the world.