The HBO documentary series “The Jinx: The Life and Deaths of Robert Durst” and the Academy Award winning documentary “Citizenfour” both profile controversial figures who have landed, for very different reasons, in tenuous legal situations, drawing media scrutiny and sparking ethics debates. But they have one other thing in common: Victor Kovner.

The Davis Wright Tremaine partner, who sibling publication New York Law Journal named as a Lifetime Achiever in 2014, has built a reputation as a formidable First Amendment attorney, vetting some of the most high-profile and controversial documentaries before they reach their distributors.