During William L. Dwyer's fifteen-year tenure as a U.S. District Court judge, he presided over many complex and groundbreaking cases. In one of his most controversial rulings, he engaged environmentalists and the timber industry in a heavily publicized and emotionally fraught battle over the territory of the northern spotted owl, ultimately approving the bird for "threatened species" status and forcing the Forest Service to substantially reduce logging in owl-habitat areas.

Before his appointment to the district court in 1987, Dwyer had spent more than thirty years as a trial lawyer,...