Matthew R. Arntz

Matthew R. Arntz serves as an Adjunct Professor at the University of Dayton School of Law. With a career spanning decades in criminal defense litigation, he teaches Federal Evidence and Criminal Trial Practice courses. His expertise stems from extensive experience in jury trials, including homicide and capital cases, as well as advocacy in Federal and state courts.

• Teaches Federal Evidence and Criminal Trial Practice
• Active in criminal defense since 1982
• Assistant Montgomery County Public Defender since 2007

His research explores intersections of trial communication psychology, legal rhetoric, and comparative international criminal justice systems. This aligns with his practical work and commentary on criminal law.

Arntz earned his J.D. from the University of Dayton School of Law and holds a B.A. in History & Political Science from Knox College. He regularly mentors new lawyers and presents at criminal defense seminars.