Louis office. Zach received his J.D. from Washington University, where he graduated summa cum laude and served as an articles editor on the Washington University Law Review. He spent two summers working as a summer associate at Korein Tillery while in law school. Prior to joining Korein Tillery in 2016, Zach served as a law clerk to Judge Deborah L. Cook at the United States Court of Appeals for the Sixth Circuit.