Frank O. Bowman, III (@FOBowman3) is the Floyd R. Gibson Missouri Endowed Professor of Law at the University of Missouri School of Law and Visiting Professor of Law at Georgetown Law Center. He has also taught law at Washington & Lee University, Gonzaga University, Indiana University McKinney School of Law, Wake Forest University, and the University of Denver. He is a former federal and state prosecutor, having served as a Trial Attorney in the Criminal Division of the U.S. Department of Justice, an Assistant U.S. Attorney in the Southern District of Florida, and a Deputy District Attorney in Denver, Colorado. He has written extensively about criminal justice issues, particularly federal sentencing law, as well as about legal ethics, legal history in the Civil War period, and impeachment. Among many other works on sentencing and punishment, he is co-author of the Federal Sentencing Guidelines Handbook (Thomson Reuters). His most recent book is High Crimes & Misdemeanors: A History of Impeachment for the Age of Trump (Cambridge University Press 2019).