The CEO and portfolio managers are responsible for making enhancements to the model. They have an ongoing project of reviewing and monitoring new research and other ESG developments. They are responsible for implementing any changes to the model regarding ESG factors. The Chief Compliance Officer is responsible for maintaining LSV's Statement of Responsible Investment Initiatives and reporting to clients. The Portfolio Compliance Analyst is responsible for implementing ESG-related guidelines and negative screens in LSV's trade order management system.