A life long resident of Lawrence County, Brigham graduated from Ironton High School in 1997. He attended Ohio University, graduating in 2001 with a Bachelors in Business Administration with a specialty in Human Resource Management. He went to Law School at Ohio Northern University, graduating with a Juris Doctorate in 2004.
Brigham began working as an Assistant Prosecuting Attorney in 2004 and remained in that position until being elected Prosecutor. Brigham McKinley Anderson was elected Lawrence County Prosecuting Attorney in November 2012 and again in 2016. Brigham maintains this private civil law practice with his father and uncle at Anderson & Anderson Co., LPA. He lives in Ironton with his wife Beth. He is the son of W. Mack Anderson and Christi L. Anderson.