; (ii) determine and maintain a list specific demographic, economic, social, and health characteristics of populations that historically have shown to be disproportionately impacted by incidents; (iii) during a review conducted by the Board, provide research and analysis on how the incident impacts populations that the Office determines to be disproportionately impacted; (iv) provide recommendations for each review conducted by the Board and for each report developed under section 6 on actions that can be taken to reduce the impact to populations that are found to be disproportionately impacted under clause (ii); and (v) provide training, and establish training requirements, for Board members and staff in the fields of diversity, inclusion, and equity in consultation with organizations specializing in those fields. (3) Regional offices In establishing offices under this subsection, the Board may establish regional offices across the United States to facilitate collaboration, coordination, and the dissemination of findings, recommendations, and best practices to State, Tribal, and local governments and the private sector in such regions as the Board determines appropriate. (4) Purpose Each office established under this subsection shall enable the Board to review, report on, and issue recommendations to prevent the loss of life, human injury, and economic injury and deliver technical assistance to disseminate best practices in accordance with this Act. (g) Chief financial officer The Chairperson shall designate an officer or employee of the Board to serve as the Chief Financial Officer, who shall— (1) report directly to the Chairperson on financial management and budget execution; (2) direct, manage, and provide policy guidance and oversight on financial management and property and inventory control