Jay Carey and Ian Martin conducted a review of the major policy studies concerning school counseling in the United States. The authors located 37 documents disseminated between 2000 and 2014 that were either intentionally written with a focus on policy implications or were frequently used to attempt to influence policy decision-making. Their review is organized by types of policy studies: Literature Reviews, Survey Research, Statewide Evaluations of School Counseling Programs, State Evaluations of School Counseling Practice, Existing Database Investigations of School Counseling, Research Identifying Elements of Exemplary Practice, Studies of Evaluation Capacity and Practices in School Counseling.