Sanne Knudsen was an undergraduate in Chicago when she got her first close-up look at environmental justice. As an environmental engineering student at Northwestern University, Knudsen answered an attorney’s call for volunteers to study several neighborhoods on Chicago’s South Side, communities that had endured more than their share of pollution and exposure to chemicals. Through that work, Knudsen found a future calling. “That piqued my interest in environmental law and the impact law can have,” said Knudsen, who now…

