He earned a J.D. from the University of Washington School of Law in 2012, and before that an art degree from the University of California, Davis. While at the UW, he interned with the Federal Public Defender and externed for the Federal Trade Commission and the Honorable Marsha J. Pechman of the U.S. District Court for the Western District of Washington. He also served as a Managing Editor of the Washington Law Review. Isham has represented clients facing charges of white-collar crimes, reckless endangerment, and assault.