Katherine O’Brien is a senior attorney with the Toxic Exposure and Health Program. Prior to her current role, Katherine, was an attorney in the Northern Rockies regional office for seven years.

She is a 2012 graduate of the University of Washington School of Law, where she was a Gates Public Service Law Scholar and Editor-in-Chief of the Washington Law Review. Before joining Earthjustice, Katherine clerked for Judge Sidney Thomas on the U.S. Court of Appeals for the Ninth Circuit.