Mark A. Yancey is the Chief Learning Officer for the United States Department of Justice (DOJ).  As a member of the Senior Executive Service (SES) he operates the National Advocacy Center, DOJ’s national legal training academy located on the campus of the University of South Carolina in Columbia, South Carolina.  During his 34 years as an attorney with DOJ, he worked as an FBI Special Agent, Assistant United States Attorney, and First Assistant United States Attorney.  In 1995, as an Assistant United States Attorney in Oklahoma City, Yancey worked on the investigation of Timothy McVeigh and Terry Nichols immediately after the bombing of the Alfred P. Murrah Federal Building. 

 

From 2016 to 2018, Yancey was the Acting and United States Attorney in the Western District of Oklahoma where he managed approximately 40 Assistant United States Attorneys.  During his tenure as United States Attorney Yancey reported to Attorney Generals Loretta Lynch and William Sessions, and helped shape policy on Native American, national security, and civil rights issues as a subcommittee member of the Attorney General’s Advisory Committee.  Yancey specializes in federal criminal practice and national security law.  He is admitted to practice in Florida; Oklahoma; and Washington, DC.