Tim Hsiao is Assistant Professor of Philosophy at Grantham University and Adjunct Professor of Philosophy at Johnson County Community College. He is also trained as a master pistol instructor and patrol rifle instructor through Missouri POST. His website is timhsiao.org
Aaron Brake received his BA in Criminal Justice and MA in Christian Apologetics from Biola University. He has worked in law enforcement for 20 years and taught academy classes on arrest and control techniques, use of force, and assaultive behavior.