Karl Dean is an American politician and businessman who served as the mayor of Nashville, Tennessee from 2007 to 2015. He is a member of the Democratic Party and focused on various initiatives during his tenure, including education, public safety, and infrastructure improvements. Dean was known for his efforts to promote economic development and enhance the quality of life in the city. Before becoming mayor, Dean worked in the private sector and held various positions in local government. He is a graduate of Vanderbilt University and has been involved in community service and philanthropic activities throughout his career. After leaving office, Dean continued to engage in public service and advocacy.