After graduating from Oak Park, Scott received his Bachelor of Arts degree in Political Science and Business Administration from William Jewell. He was an aide to the late U.S. Rep. Richard Bolling of Kansas City. This was a springboard to his 1992 election to the Missouri House of Representatives. He chaired the Joint Committee on Health Care Policy and Planning and Vice-Chairman of the House Budget Committee. He also served on the House Commerce, Critical Issues, Local Government, and Urban Affairs and Transportation Committees.
While in the Missouri House, Lakin was named Legislator of the Year by several organizations, including the Missouri Community College Association. In 2001, Scott was appointed the Director of the Missouri Department of Insurance. Scott resides in the Kansas City area.