Before taking the position at Castleton, Clark ran the Survey Research and Evaluation Unit at the University of Georgia’s Carl Vinson Institute of Government. In his 10 years at the University of Georgia, Clark conducted numerous public opinion polls and citizen satisfaction surveys for state, local, and national clients. In 2001, Clark started the Peach State Poll—a state-wide quarterly opinion poll focusing on policy issues that affect the lives of Georgians. Before his tenure at UGA, Clark taught political science at the University of Connecticut. He also worked as a research associate with the Roper Center for Public Opinion Research. Clark earned his doctorate at the University of Connecticut.